89724440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1583}}^1$

素因数の和:1716

約数の個数: 64

約数和(自身を含む): 219542400

約数和(自身を除く): 129817960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 109, 130, 218, 260, 436, 520, 545, 872, 1090, 1417, 1583, 2180, 2834, 3166, 4360, 5668, 6332, 7085, 7915, 11336, 12664, 14170, 15830, 20579, 28340, 31660, 41158, 56680, 63320, 82316, 102895, 164632, 172547, 205790, 345094, 411580, 690188, 823160, 862735, 1380376, 1725470, 2243111, 3450940, 4486222, 6901880, 8972444, 11215555, 17944888, 22431110, 44862220, 89724440]

約数ペア:

[(1, 89724440), (2, 44862220), (4, 22431110), (5, 17944888), (8, 11215555), (10, 8972444), (13, 6901880), (20, 4486222), (26, 3450940), (40, 2243111), (52, 1725470), (65, 1380376), (104, 862735), (109, 823160), (130, 690188), (218, 411580), (260, 345094), (436, 205790), (520, 172547), (545, 164632), (872, 102895), (1090, 82316), (1417, 63320), (1583, 56680), (2180, 41158), (2834, 31660), (3166, 28340), (4360, 20579), (5668, 15830), (6332, 14170), (7085, 12664), (7915, 11336)]