49176920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5563}}^1$

素因数の和:5604

約数の個数: 64

約数和(自身を含む): 126191520

約数和(自身を除く): 77014600

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 5563, 8840, 11126, 22252, 27815, 44504, 55630, 72319, 94571, 111260, 144638, 189142, 222520, 289276, 361595, 378284, 472855, 578552, 723190, 756568, 945710, 1229423, 1446380, 1891420, 2458846, 2892760, 3782840, 4917692, 6147115, 9835384, 12294230, 24588460, 49176920]

約数ペア:

[(1, 49176920), (2, 24588460), (4, 12294230), (5, 9835384), (8, 6147115), (10, 4917692), (13, 3782840), (17, 2892760), (20, 2458846), (26, 1891420), (34, 1446380), (40, 1229423), (52, 945710), (65, 756568), (68, 723190), (85, 578552), (104, 472855), (130, 378284), (136, 361595), (170, 289276), (221, 222520), (260, 189142), (340, 144638), (442, 111260), (520, 94571), (680, 72319), (884, 55630), (1105, 44504), (1768, 27815), (2210, 22252), (4420, 11126), (5563, 8840)]