18387200

素因数分解:

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

素因数の和:69

約数の個数: 162

約数和(自身を含む): 52180254

約数和(自身を除く): 33793054

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 25, 26, 32, 34, 40, 50, 52, 64, 65, 68, 80, 85, 100, 104, 128, 130, 136, 160, 169, 170, 200, 208, 221, 256, 260, 272, 320, 325, 338, 340, 400, 416, 425, 442, 520, 544, 640, 650, 676, 680, 800, 832, 845, 850, 884, 1040, 1088, 1105, 1280, 1300, 1352, 1360, 1600, 1664, 1690, 1700, 1768, 2080, 2176, 2210, 2600, 2704, 2720, 2873, 3200, 3328, 3380, 3400, 3536, 4160, 4225, 4352, 4420, 5200, 5408, 5440, 5525, 5746, 6400, 6760, 6800, 7072, 8320, 8450, 8840, 10400, 10816, 10880, 11050, 11492, 13520, 13600, 14144, 14365, 16640, 16900, 17680, 20800, 21632, 21760, 22100, 22984, 27040, 27200, 28288, 28730, 33800, 35360, 41600, 43264, 44200, 45968, 54080, 54400, 56576, 57460, 67600, 70720, 71825, 83200, 88400, 91936, 108160, 108800, 114920, 135200, 141440, 143650, 176800, 183872, 216320, 229840, 270400, 282880, 287300, 353600, 367744, 459680, 540800, 574600, 707200, 735488, 919360, 1081600, 1149200, 1414400, 1838720, 2298400, 3677440, 4596800, 9193600, 18387200]

約数ペア:

[(1, 18387200), (2, 9193600), (4, 4596800), (5, 3677440), (8, 2298400), (10, 1838720), (13, 1414400), (16, 1149200), (17, 1081600), (20, 919360), (25, 735488), (26, 707200), (32, 574600), (34, 540800), (40, 459680), (50, 367744), (52, 353600), (64, 287300), (65, 282880), (68, 270400), (80, 229840), (85, 216320), (100, 183872), (104, 176800), (128, 143650), (130, 141440), (136, 135200), (160, 114920), (169, 108800), (170, 108160), (200, 91936), (208, 88400), (221, 83200), (256, 71825), (260, 70720), (272, 67600), (320, 57460), (325, 56576), (338, 54400), (340, 54080), (400, 45968), (416, 44200), (425, 43264), (442, 41600), (520, 35360), (544, 33800), (640, 28730), (650, 28288), (676, 27200), (680, 27040), (800, 22984), (832, 22100), (845, 21760), (850, 21632), (884, 20800), (1040, 17680), (1088, 16900), (1105, 16640), (1280, 14365), (1300, 14144), (1352, 13600), (1360, 13520), (1600, 11492), (1664, 11050), (1690, 10880), (1700, 10816), (1768, 10400), (2080, 8840), (2176, 8450), (2210, 8320), (2600, 7072), (2704, 6800), (2720, 6760), (2873, 6400), (3200, 5746), (3328, 5525), (3380, 5440), (3400, 5408), (3536, 5200), (4160, 4420), (4225, 4352)]