490798450

素因数分解:

$2^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{239}}^1\times {\mathrm{613}}^1$

素因数の和:931

約数の個数: 48

約数和(自身を含む): 931904640

約数和(自身を除く): 441106190

約数列:

[1, 2, 5, 10, 25, 50, 67, 134, 239, 335, 478, 613, 670, 1195, 1226, 1675, 2390, 3065, 3350, 5975, 6130, 11950, 15325, 16013, 30650, 32026, 41071, 80065, 82142, 146507, 160130, 205355, 293014, 400325, 410710, 732535, 800650, 1026775, 1465070, 2053550, 3662675, 7325350, 9815969, 19631938, 49079845, 98159690, 245399225, 490798450]

約数ペア:

[(1, 490798450), (2, 245399225), (5, 98159690), (10, 49079845), (25, 19631938), (50, 9815969), (67, 7325350), (134, 3662675), (239, 2053550), (335, 1465070), (478, 1026775), (613, 800650), (670, 732535), (1195, 410710), (1226, 400325), (1675, 293014), (2390, 205355), (3065, 160130), (3350, 146507), (5975, 82142), (6130, 80065), (11950, 41071), (15325, 32026), (16013, 30650)]