29581240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{349}}^1$

素因数の和:536

約数の個数: 64

約数和(自身を含む): 72324000

約数和(自身を除く): 42742760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 163, 260, 326, 349, 520, 652, 698, 815, 1304, 1396, 1630, 1745, 2119, 2792, 3260, 3490, 4238, 4537, 6520, 6980, 8476, 9074, 10595, 13960, 16952, 18148, 21190, 22685, 36296, 42380, 45370, 56887, 84760, 90740, 113774, 181480, 227548, 284435, 455096, 568870, 739531, 1137740, 1479062, 2275480, 2958124, 3697655, 5916248, 7395310, 14790620, 29581240]

約数ペア:

[(1, 29581240), (2, 14790620), (4, 7395310), (5, 5916248), (8, 3697655), (10, 2958124), (13, 2275480), (20, 1479062), (26, 1137740), (40, 739531), (52, 568870), (65, 455096), (104, 284435), (130, 227548), (163, 181480), (260, 113774), (326, 90740), (349, 84760), (520, 56887), (652, 45370), (698, 42380), (815, 36296), (1304, 22685), (1396, 21190), (1630, 18148), (1745, 16952), (2119, 13960), (2792, 10595), (3260, 9074), (3490, 8476), (4238, 6980), (4537, 6520)]