130475120

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{39779}}^1$

素因数の和:39833

約数の個数: 40

約数和(自身を含む): 310761360

約数和(自身を除く): 180286240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 39779, 79558, 159116, 198895, 318232, 397790, 636464, 795580, 1591160, 1630939, 3182320, 3261878, 6523756, 8154695, 13047512, 16309390, 26095024, 32618780, 65237560, 130475120]

約数ペア:

[(1, 130475120), (2, 65237560), (4, 32618780), (5, 26095024), (8, 16309390), (10, 13047512), (16, 8154695), (20, 6523756), (40, 3261878), (41, 3182320), (80, 1630939), (82, 1591160), (164, 795580), (205, 636464), (328, 397790), (410, 318232), (656, 198895), (820, 159116), (1640, 79558), (3280, 39779)]