63451280

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{11171}}^1$

素因数の和:11255

約数の個数: 40

約数和(自身を含む): 149615424

約数和(自身を除く): 86164144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 11171, 22342, 44684, 55855, 89368, 111710, 178736, 223420, 446840, 793141, 893680, 1586282, 3172564, 3965705, 6345128, 7931410, 12690256, 15862820, 31725640, 63451280]

約数ペア:

[(1, 63451280), (2, 31725640), (4, 15862820), (5, 12690256), (8, 7931410), (10, 6345128), (16, 3965705), (20, 3172564), (40, 1586282), (71, 893680), (80, 793141), (142, 446840), (284, 223420), (355, 178736), (568, 111710), (710, 89368), (1136, 55855), (1420, 44684), (2840, 22342), (5680, 11171)]