51987260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{3389}}^1$

素因数の和:3470

約数の個数: 48

約数和(自身を含む): 119599200

約数和(自身を除く): 67611940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 236, 260, 295, 590, 767, 1180, 1534, 3068, 3389, 3835, 6778, 7670, 13556, 15340, 16945, 33890, 44057, 67780, 88114, 176228, 199951, 220285, 399902, 440570, 799804, 881140, 999755, 1999510, 2599363, 3999020, 5198726, 10397452, 12996815, 25993630, 51987260]

約数ペア:

[(1, 51987260), (2, 25993630), (4, 12996815), (5, 10397452), (10, 5198726), (13, 3999020), (20, 2599363), (26, 1999510), (52, 999755), (59, 881140), (65, 799804), (118, 440570), (130, 399902), (236, 220285), (260, 199951), (295, 176228), (590, 88114), (767, 67780), (1180, 44057), (1534, 33890), (3068, 16945), (3389, 15340), (3835, 13556), (6778, 7670)]