52647640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{557}}^1$

素因数の和:724

約数の個数: 64

約数和(自身を含む): 126554400

約数和(自身を除く): 73906760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 139, 170, 278, 340, 556, 557, 680, 695, 1112, 1114, 1390, 2228, 2363, 2780, 2785, 4456, 4726, 5560, 5570, 9452, 9469, 11140, 11815, 18904, 18938, 22280, 23630, 37876, 47260, 47345, 75752, 77423, 94520, 94690, 154846, 189380, 309692, 378760, 387115, 619384, 774230, 1316191, 1548460, 2632382, 3096920, 5264764, 6580955, 10529528, 13161910, 26323820, 52647640]

約数ペア:

[(1, 52647640), (2, 26323820), (4, 13161910), (5, 10529528), (8, 6580955), (10, 5264764), (17, 3096920), (20, 2632382), (34, 1548460), (40, 1316191), (68, 774230), (85, 619384), (136, 387115), (139, 378760), (170, 309692), (278, 189380), (340, 154846), (556, 94690), (557, 94520), (680, 77423), (695, 75752), (1112, 47345), (1114, 47260), (1390, 37876), (2228, 23630), (2363, 22280), (2780, 18938), (2785, 18904), (4456, 11815), (4726, 11140), (5560, 9469), (5570, 9452)]