99701440

素因数分解:

$2^6\times 5^1\times {\mathrm{311567}}^1$

素因数の和:311584

約数の個数: 28

約数和(自身を含む): 237414816

約数和(自身を除く): 137713376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 311567, 623134, 1246268, 1557835, 2492536, 3115670, 4985072, 6231340, 9970144, 12462680, 19940288, 24925360, 49850720, 99701440]

約数ペア:

[(1, 99701440), (2, 49850720), (4, 24925360), (5, 19940288), (8, 12462680), (10, 9970144), (16, 6231340), (20, 4985072), (32, 3115670), (40, 2492536), (64, 1557835), (80, 1246268), (160, 623134), (320, 311567)]