70621520

素因数分解:

$2^4\times 5^1\times {\mathrm{631}}^1\times {\mathrm{1399}}^1$

素因数の和:2043

約数の個数: 40

約数和(自身を含む): 164572800

約数和(自身を除く): 93951280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 631, 1262, 1399, 2524, 2798, 3155, 5048, 5596, 6310, 6995, 10096, 11192, 12620, 13990, 22384, 25240, 27980, 50480, 55960, 111920, 882769, 1765538, 3531076, 4413845, 7062152, 8827690, 14124304, 17655380, 35310760, 70621520]

約数ペア:

[(1, 70621520), (2, 35310760), (4, 17655380), (5, 14124304), (8, 8827690), (10, 7062152), (16, 4413845), (20, 3531076), (40, 1765538), (80, 882769), (631, 111920), (1262, 55960), (1399, 50480), (2524, 27980), (2798, 25240), (3155, 22384), (5048, 13990), (5596, 12620), (6310, 11192), (6995, 10096)]