66310400

素因数分解:

$2^8\times 5^2\times {\mathrm{13}}^1\times {\mathrm{797}}^1$

素因数の和:836

約数の個数: 108

約数和(自身を含む): 176975652

約数和(自身を除く): 110665252

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 256, 260, 320, 325, 400, 416, 520, 640, 650, 797, 800, 832, 1040, 1280, 1300, 1594, 1600, 1664, 2080, 2600, 3188, 3200, 3328, 3985, 4160, 5200, 6376, 6400, 7970, 8320, 10361, 10400, 12752, 15940, 16640, 19925, 20722, 20800, 25504, 31880, 39850, 41444, 41600, 51008, 51805, 63760, 79700, 82888, 83200, 102016, 103610, 127520, 159400, 165776, 204032, 207220, 255040, 259025, 318800, 331552, 414440, 510080, 518050, 637600, 663104, 828880, 1020160, 1036100, 1275200, 1326208, 1657760, 2072200, 2550400, 2652416, 3315520, 4144400, 5100800, 6631040, 8288800, 13262080, 16577600, 33155200, 66310400]

約数ペア:

[(1, 66310400), (2, 33155200), (4, 16577600), (5, 13262080), (8, 8288800), (10, 6631040), (13, 5100800), (16, 4144400), (20, 3315520), (25, 2652416), (26, 2550400), (32, 2072200), (40, 1657760), (50, 1326208), (52, 1275200), (64, 1036100), (65, 1020160), (80, 828880), (100, 663104), (104, 637600), (128, 518050), (130, 510080), (160, 414440), (200, 331552), (208, 318800), (256, 259025), (260, 255040), (320, 207220), (325, 204032), (400, 165776), (416, 159400), (520, 127520), (640, 103610), (650, 102016), (797, 83200), (800, 82888), (832, 79700), (1040, 63760), (1280, 51805), (1300, 51008), (1594, 41600), (1600, 41444), (1664, 39850), (2080, 31880), (2600, 25504), (3188, 20800), (3200, 20722), (3328, 19925), (3985, 16640), (4160, 15940), (5200, 12752), (6376, 10400), (6400, 10361), (7970, 8320)]