72350980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{16369}}^1$

素因数の和:16408

約数の個数: 48

約数和(自身を含む): 173260080

約数和(自身を除く): 100909100

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 16369, 32738, 65476, 81845, 163690, 212797, 278273, 327380, 425594, 556546, 851188, 1063985, 1113092, 1391365, 2127970, 2782730, 3617549, 4255940, 5565460, 7235098, 14470196, 18087745, 36175490, 72350980]

約数ペア:

[(1, 72350980), (2, 36175490), (4, 18087745), (5, 14470196), (10, 7235098), (13, 5565460), (17, 4255940), (20, 3617549), (26, 2782730), (34, 2127970), (52, 1391365), (65, 1113092), (68, 1063985), (85, 851188), (130, 556546), (170, 425594), (221, 327380), (260, 278273), (340, 212797), (442, 163690), (884, 81845), (1105, 65476), (2210, 32738), (4420, 16369)]