158970640

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{167}}^1$

素因数の和:416

約数の個数: 80

約数和(自身を含む): 379225728

約数和(自身を除く): 220255088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 163, 167, 292, 326, 334, 365, 584, 652, 668, 730, 815, 835, 1168, 1304, 1336, 1460, 1630, 1670, 2608, 2672, 2920, 3260, 3340, 5840, 6520, 6680, 11899, 12191, 13040, 13360, 23798, 24382, 27221, 47596, 48764, 54442, 59495, 60955, 95192, 97528, 108884, 118990, 121910, 136105, 190384, 195056, 217768, 237980, 243820, 272210, 435536, 475960, 487640, 544420, 951920, 975280, 1088840, 1987133, 2177680, 3974266, 7948532, 9935665, 15897064, 19871330, 31794128, 39742660, 79485320, 158970640]

約数ペア:

[(1, 158970640), (2, 79485320), (4, 39742660), (5, 31794128), (8, 19871330), (10, 15897064), (16, 9935665), (20, 7948532), (40, 3974266), (73, 2177680), (80, 1987133), (146, 1088840), (163, 975280), (167, 951920), (292, 544420), (326, 487640), (334, 475960), (365, 435536), (584, 272210), (652, 243820), (668, 237980), (730, 217768), (815, 195056), (835, 190384), (1168, 136105), (1304, 121910), (1336, 118990), (1460, 108884), (1630, 97528), (1670, 95192), (2608, 60955), (2672, 59495), (2920, 54442), (3260, 48764), (3340, 47596), (5840, 27221), (6520, 24382), (6680, 23798), (11899, 13360), (12191, 13040)]