10672770400

素因数分解:

$2^5\times 5^2\times {\mathrm{661}}^1\times {\mathrm{20183}}^1$

素因数の和:20864

約数の個数: 72

約数和(自身を含む): 26095611024

約数和(自身を除く): 15422840624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 661, 800, 1322, 2644, 3305, 5288, 6610, 10576, 13220, 16525, 20183, 21152, 26440, 33050, 40366, 52880, 66100, 80732, 100915, 105760, 132200, 161464, 201830, 264400, 322928, 403660, 504575, 528800, 645856, 807320, 1009150, 1614640, 2018300, 3229280, 4036600, 8073200, 13340963, 16146400, 26681926, 53363852, 66704815, 106727704, 133409630, 213455408, 266819260, 333524075, 426910816, 533638520, 667048150, 1067277040, 1334096300, 2134554080, 2668192600, 5336385200, 10672770400]

約数ペア:

[(1, 10672770400), (2, 5336385200), (4, 2668192600), (5, 2134554080), (8, 1334096300), (10, 1067277040), (16, 667048150), (20, 533638520), (25, 426910816), (32, 333524075), (40, 266819260), (50, 213455408), (80, 133409630), (100, 106727704), (160, 66704815), (200, 53363852), (400, 26681926), (661, 16146400), (800, 13340963), (1322, 8073200), (2644, 4036600), (3305, 3229280), (5288, 2018300), (6610, 1614640), (10576, 1009150), (13220, 807320), (16525, 645856), (20183, 528800), (21152, 504575), (26440, 403660), (33050, 322928), (40366, 264400), (52880, 201830), (66100, 161464), (80732, 132200), (100915, 105760)]