153297790

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1\times {\mathrm{991}}^1$

素因数の和:1528

約数の個数: 32

約数和(自身を含む): 285696000

約数和(自身を除く): 132398210

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 499, 991, 998, 1982, 2495, 4955, 4990, 9910, 15469, 30721, 30938, 61442, 77345, 153605, 154690, 307210, 494509, 989018, 2472545, 4945090, 15329779, 30659558, 76648895, 153297790]

約数ペア:

[(1, 153297790), (2, 76648895), (5, 30659558), (10, 15329779), (31, 4945090), (62, 2472545), (155, 989018), (310, 494509), (499, 307210), (991, 154690), (998, 153605), (1982, 77345), (2495, 61442), (4955, 30938), (4990, 30721), (9910, 15469)]