57870280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1021}}^1$

素因数の和:1154

約数の個数: 64

約数和(自身を含む): 141649200

約数和(自身を除く): 83778920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 109, 130, 218, 260, 436, 520, 545, 872, 1021, 1090, 1417, 2042, 2180, 2834, 4084, 4360, 5105, 5668, 7085, 8168, 10210, 11336, 13273, 14170, 20420, 26546, 28340, 40840, 53092, 56680, 66365, 106184, 111289, 132730, 222578, 265460, 445156, 530920, 556445, 890312, 1112890, 1446757, 2225780, 2893514, 4451560, 5787028, 7233785, 11574056, 14467570, 28935140, 57870280]

約数ペア:

[(1, 57870280), (2, 28935140), (4, 14467570), (5, 11574056), (8, 7233785), (10, 5787028), (13, 4451560), (20, 2893514), (26, 2225780), (40, 1446757), (52, 1112890), (65, 890312), (104, 556445), (109, 530920), (130, 445156), (218, 265460), (260, 222578), (436, 132730), (520, 111289), (545, 106184), (872, 66365), (1021, 56680), (1090, 53092), (1417, 40840), (2042, 28340), (2180, 26546), (2834, 20420), (4084, 14170), (4360, 13273), (5105, 11336), (5668, 10210), (7085, 8168)]