56315740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1297}}^1$

素因数の和:1486

約数の個数: 48

約数和(自身を含む): 128221632

約数和(自身を除く): 71905892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 167, 260, 334, 668, 835, 1297, 1670, 2171, 2594, 3340, 4342, 5188, 6485, 8684, 10855, 12970, 16861, 21710, 25940, 33722, 43420, 67444, 84305, 168610, 216599, 337220, 433198, 866396, 1082995, 2165990, 2815787, 4331980, 5631574, 11263148, 14078935, 28157870, 56315740]

約数ペア:

[(1, 56315740), (2, 28157870), (4, 14078935), (5, 11263148), (10, 5631574), (13, 4331980), (20, 2815787), (26, 2165990), (52, 1082995), (65, 866396), (130, 433198), (167, 337220), (260, 216599), (334, 168610), (668, 84305), (835, 67444), (1297, 43420), (1670, 33722), (2171, 25940), (2594, 21710), (3340, 16861), (4342, 12970), (5188, 10855), (6485, 8684)]