71720944

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{154571}}^1$

素因数の和:154608

約数の個数: 20

約数和(自身を含む): 143751960

約数和(自身を除く): 72031016

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 154571, 309142, 618284, 1236568, 2473136, 4482559, 8965118, 17930236, 35860472, 71720944]

約数ペア:

[(1, 71720944), (2, 35860472), (4, 17930236), (8, 8965118), (16, 4482559), (29, 2473136), (58, 1236568), (116, 618284), (232, 309142), (464, 154571)]