61556390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1493}}^1$

素因数の和:1557

約数の個数: 64

約数和(自身を含む): 137687040

約数和(自身を除く): 76130650

約数列:

[1, 2, 5, 7, 10, 14, 19, 31, 35, 38, 62, 70, 95, 133, 155, 190, 217, 266, 310, 434, 589, 665, 1085, 1178, 1330, 1493, 2170, 2945, 2986, 4123, 5890, 7465, 8246, 10451, 14930, 20615, 20902, 28367, 41230, 46283, 52255, 56734, 92566, 104510, 141835, 198569, 231415, 283670, 323981, 397138, 462830, 647962, 879377, 992845, 1619905, 1758754, 1985690, 3239810, 4396885, 6155639, 8793770, 12311278, 30778195, 61556390]

約数ペア:

[(1, 61556390), (2, 30778195), (5, 12311278), (7, 8793770), (10, 6155639), (14, 4396885), (19, 3239810), (31, 1985690), (35, 1758754), (38, 1619905), (62, 992845), (70, 879377), (95, 647962), (133, 462830), (155, 397138), (190, 323981), (217, 283670), (266, 231415), (310, 198569), (434, 141835), (589, 104510), (665, 92566), (1085, 56734), (1178, 52255), (1330, 46283), (1493, 41230), (2170, 28367), (2945, 20902), (2986, 20615), (4123, 14930), (5890, 10451), (7465, 8246)]