71915824

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{154991}}^1$

素因数の和:155028

約数の個数: 20

約数和(自身を含む): 144142560

約数和(自身を除く): 72226736

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 154991, 309982, 619964, 1239928, 2479856, 4494739, 8989478, 17978956, 35957912, 71915824]

約数ペア:

[(1, 71915824), (2, 35957912), (4, 17978956), (8, 8989478), (16, 4494739), (29, 2479856), (58, 1239928), (116, 619964), (232, 309982), (464, 154991)]