71419928

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{157}}^1\times {\mathrm{563}}^1$

素因数の和:827

約数の個数: 32

約数和(自身を含む): 136341360

約数和(自身を除く): 64921432

約数列:

[1, 2, 4, 8, 101, 157, 202, 314, 404, 563, 628, 808, 1126, 1256, 2252, 4504, 15857, 31714, 56863, 63428, 88391, 113726, 126856, 176782, 227452, 353564, 454904, 707128, 8927491, 17854982, 35709964, 71419928]

約数ペア:

[(1, 71419928), (2, 35709964), (4, 17854982), (8, 8927491), (101, 707128), (157, 454904), (202, 353564), (314, 227452), (404, 176782), (563, 126856), (628, 113726), (808, 88391), (1126, 63428), (1256, 56863), (2252, 31714), (4504, 15857)]