2586098180

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1\times {\mathrm{6521}}^1$

素因数の和:6860

約数の個数: 48

約数和(自身を含む): 5522307840

約数和(自身を除く): 2936209660

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 251, 316, 395, 502, 790, 1004, 1255, 1580, 2510, 5020, 6521, 13042, 19829, 26084, 32605, 39658, 65210, 79316, 99145, 130420, 198290, 396580, 515159, 1030318, 1636771, 2060636, 2575795, 3273542, 5151590, 6547084, 8183855, 10303180, 16367710, 32735420, 129304909, 258609818, 517219636, 646524545, 1293049090, 2586098180]

約数ペア:

[(1, 2586098180), (2, 1293049090), (4, 646524545), (5, 517219636), (10, 258609818), (20, 129304909), (79, 32735420), (158, 16367710), (251, 10303180), (316, 8183855), (395, 6547084), (502, 5151590), (790, 3273542), (1004, 2575795), (1255, 2060636), (1580, 1636771), (2510, 1030318), (5020, 515159), (6521, 396580), (13042, 198290), (19829, 130420), (26084, 99145), (32605, 79316), (39658, 65210)]