86278400

素因数分解:

$2^8\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:117

約数の個数: 216

約数和(自身を含む): 247499784

約数和(自身を除く): 161221384

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 25, 26, 32, 34, 40, 50, 52, 61, 64, 65, 68, 80, 85, 100, 104, 122, 128, 130, 136, 160, 170, 200, 208, 221, 244, 256, 260, 272, 305, 320, 325, 340, 400, 416, 425, 442, 488, 520, 544, 610, 640, 650, 680, 793, 800, 832, 850, 884, 976, 1037, 1040, 1088, 1105, 1220, 1280, 1300, 1360, 1525, 1586, 1600, 1664, 1700, 1768, 1952, 2074, 2080, 2176, 2210, 2440, 2600, 2720, 3050, 3172, 3200, 3328, 3400, 3536, 3904, 3965, 4148, 4160, 4352, 4420, 4880, 5185, 5200, 5440, 5525, 6100, 6344, 6400, 6800, 7072, 7808, 7930, 8296, 8320, 8840, 9760, 10370, 10400, 10880, 11050, 12200, 12688, 13481, 13600, 14144, 15616, 15860, 16592, 16640, 17680, 19520, 19825, 20740, 20800, 21760, 22100, 24400, 25376, 25925, 26962, 27200, 28288, 31720, 33184, 35360, 39040, 39650, 41480, 41600, 44200, 48800, 50752, 51850, 53924, 54400, 56576, 63440, 66368, 67405, 70720, 78080, 79300, 82960, 83200, 88400, 97600, 101504, 103700, 107848, 108800, 126880, 132736, 134810, 141440, 158600, 165920, 176800, 195200, 203008, 207400, 215696, 253760, 265472, 269620, 282880, 317200, 331840, 337025, 353600, 390400, 414800, 431392, 507520, 539240, 634400, 663680, 674050, 707200, 829600, 862784, 1015040, 1078480, 1268800, 1327360, 1348100, 1414400, 1659200, 1725568, 2156960, 2537600, 2696200, 3318400, 3451136, 4313920, 5075200, 5392400, 6636800, 8627840, 10784800, 17255680, 21569600, 43139200, 86278400]

約数ペア:

[(1, 86278400), (2, 43139200), (4, 21569600), (5, 17255680), (8, 10784800), (10, 8627840), (13, 6636800), (16, 5392400), (17, 5075200), (20, 4313920), (25, 3451136), (26, 3318400), (32, 2696200), (34, 2537600), (40, 2156960), (50, 1725568), (52, 1659200), (61, 1414400), (64, 1348100), (65, 1327360), (68, 1268800), (80, 1078480), (85, 1015040), (100, 862784), (104, 829600), (122, 707200), (128, 674050), (130, 663680), (136, 634400), (160, 539240), (170, 507520), (200, 431392), (208, 414800), (221, 390400), (244, 353600), (256, 337025), (260, 331840), (272, 317200), (305, 282880), (320, 269620), (325, 265472), (340, 253760), (400, 215696), (416, 207400), (425, 203008), (442, 195200), (488, 176800), (520, 165920), (544, 158600), (610, 141440), (640, 134810), (650, 132736), (680, 126880), (793, 108800), (800, 107848), (832, 103700), (850, 101504), (884, 97600), (976, 88400), (1037, 83200), (1040, 82960), (1088, 79300), (1105, 78080), (1220, 70720), (1280, 67405), (1300, 66368), (1360, 63440), (1525, 56576), (1586, 54400), (1600, 53924), (1664, 51850), (1700, 50752), (1768, 48800), (1952, 44200), (2074, 41600), (2080, 41480), (2176, 39650), (2210, 39040), (2440, 35360), (2600, 33184), (2720, 31720), (3050, 28288), (3172, 27200), (3200, 26962), (3328, 25925), (3400, 25376), (3536, 24400), (3904, 22100), (3965, 21760), (4148, 20800), (4160, 20740), (4352, 19825), (4420, 19520), (4880, 17680), (5185, 16640), (5200, 16592), (5440, 15860), (5525, 15616), (6100, 14144), (6344, 13600), (6400, 13481), (6800, 12688), (7072, 12200), (7808, 11050), (7930, 10880), (8296, 10400), (8320, 10370), (8840, 9760)]