20186170025

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{63067}}^1$

素因数の和:63174

約数の個数: 48

約数和(自身を含む): 30030458880

約数和(自身を除く): 9844288855

約数列:

[1, 5, 7, 25, 31, 35, 59, 155, 175, 217, 295, 413, 775, 1085, 1475, 1829, 2065, 5425, 9145, 10325, 12803, 45725, 63067, 64015, 315335, 320075, 441469, 1576675, 1955077, 2207345, 3720953, 9775385, 11036725, 13685539, 18604765, 26046671, 48876925, 68427695, 93023825, 115349543, 130233355, 342138475, 576747715, 651166775, 807446801, 2883738575, 4037234005, 20186170025]

約数ペア:

[(1, 20186170025), (5, 4037234005), (7, 2883738575), (25, 807446801), (31, 651166775), (35, 576747715), (59, 342138475), (155, 130233355), (175, 115349543), (217, 93023825), (295, 68427695), (413, 48876925), (775, 26046671), (1085, 18604765), (1475, 13685539), (1829, 11036725), (2065, 9775385), (5425, 3720953), (9145, 2207345), (10325, 1955077), (12803, 1576675), (45725, 441469), (63067, 320075), (64015, 315335)]