69972340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1571}}^1$

素因数の和:1728

約数の個数: 48

約数和(自身を含む): 156873024

約数和(自身を除く): 86900684

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 131, 170, 262, 340, 524, 655, 1310, 1571, 2227, 2620, 3142, 4454, 6284, 7855, 8908, 11135, 15710, 22270, 26707, 31420, 44540, 53414, 106828, 133535, 205801, 267070, 411602, 534140, 823204, 1029005, 2058010, 3498617, 4116020, 6997234, 13994468, 17493085, 34986170, 69972340]

約数ペア:

[(1, 69972340), (2, 34986170), (4, 17493085), (5, 13994468), (10, 6997234), (17, 4116020), (20, 3498617), (34, 2058010), (68, 1029005), (85, 823204), (131, 534140), (170, 411602), (262, 267070), (340, 205801), (524, 133535), (655, 106828), (1310, 53414), (1571, 44540), (2227, 31420), (2620, 26707), (3142, 22270), (4454, 15710), (6284, 11135), (7855, 8908)]