99478240

素因数分解:

$2^5\times 5^1\times {\mathrm{621739}}^1$

素因数の和:621754

約数の個数: 24

約数和(自身を含む): 235017720

約数和(自身を除く): 135539480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 621739, 1243478, 2486956, 3108695, 4973912, 6217390, 9947824, 12434780, 19895648, 24869560, 49739120, 99478240]

約数ペア:

[(1, 99478240), (2, 49739120), (4, 24869560), (5, 19895648), (8, 12434780), (10, 9947824), (16, 6217390), (20, 4973912), (32, 3108695), (40, 2486956), (80, 1243478), (160, 621739)]