87513010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:355

約数の個数: 64

約数和(自身を含む): 177811200

約数和(自身を除く): 90298190

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 139, 145, 167, 278, 290, 334, 377, 695, 754, 835, 1390, 1670, 1807, 1885, 2171, 3614, 3770, 4031, 4342, 4843, 8062, 9035, 9686, 10855, 18070, 20155, 21710, 23213, 24215, 40310, 46426, 48430, 52403, 62959, 104806, 116065, 125918, 232130, 262015, 301769, 314795, 524030, 603538, 629590, 673177, 1346354, 1508845, 3017690, 3365885, 6731770, 8751301, 17502602, 43756505, 87513010]

約数ペア:

[(1, 87513010), (2, 43756505), (5, 17502602), (10, 8751301), (13, 6731770), (26, 3365885), (29, 3017690), (58, 1508845), (65, 1346354), (130, 673177), (139, 629590), (145, 603538), (167, 524030), (278, 314795), (290, 301769), (334, 262015), (377, 232130), (695, 125918), (754, 116065), (835, 104806), (1390, 62959), (1670, 52403), (1807, 48430), (1885, 46426), (2171, 40310), (3614, 24215), (3770, 23213), (4031, 21710), (4342, 20155), (4843, 18070), (8062, 10855), (9035, 9686)]