31296850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{541}}^1$

素因数の和:655

約数の個数: 48

約数和(自身を含む): 63511560

約数和(自身を除く): 32214710

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 89, 130, 178, 325, 445, 541, 650, 890, 1082, 1157, 2225, 2314, 2705, 4450, 5410, 5785, 7033, 11570, 13525, 14066, 27050, 28925, 35165, 48149, 57850, 70330, 96298, 175825, 240745, 351650, 481490, 625937, 1203725, 1251874, 2407450, 3129685, 6259370, 15648425, 31296850]

約数ペア:

[(1, 31296850), (2, 15648425), (5, 6259370), (10, 3129685), (13, 2407450), (25, 1251874), (26, 1203725), (50, 625937), (65, 481490), (89, 351650), (130, 240745), (178, 175825), (325, 96298), (445, 70330), (541, 57850), (650, 48149), (890, 35165), (1082, 28925), (1157, 27050), (2225, 14066), (2314, 13525), (2705, 11570), (4450, 7033), (5410, 5785)]