53142790

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:225

約数の個数: 48

約数和(自身を含む): 101593440

約数和(自身を除く): 48450650

約数列:

[1, 2, 5, 10, 29, 58, 71, 89, 142, 145, 178, 290, 355, 445, 710, 841, 890, 1682, 2059, 2581, 4118, 4205, 5162, 6319, 8410, 10295, 12638, 12905, 20590, 25810, 31595, 59711, 63190, 74849, 119422, 149698, 183251, 298555, 366502, 374245, 597110, 748490, 916255, 1832510, 5314279, 10628558, 26571395, 53142790]

約数ペア:

[(1, 53142790), (2, 26571395), (5, 10628558), (10, 5314279), (29, 1832510), (58, 916255), (71, 748490), (89, 597110), (142, 374245), (145, 366502), (178, 298555), (290, 183251), (355, 149698), (445, 119422), (710, 74849), (841, 63190), (890, 59711), (1682, 31595), (2059, 25810), (2581, 20590), (4118, 12905), (4205, 12638), (5162, 10295), (6319, 8410)]