70647100

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{17231}}^1$

素因数の和:17286

約数の個数: 36

約数和(自身を含む): 157052448

約数和(自身を除く): 86405348

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 4100, 17231, 34462, 68924, 86155, 172310, 344620, 430775, 706471, 861550, 1412942, 1723100, 2825884, 3532355, 7064710, 14129420, 17661775, 35323550, 70647100]

約数ペア:

[(1, 70647100), (2, 35323550), (4, 17661775), (5, 14129420), (10, 7064710), (20, 3532355), (25, 2825884), (41, 1723100), (50, 1412942), (82, 861550), (100, 706471), (164, 430775), (205, 344620), (410, 172310), (820, 86155), (1025, 68924), (2050, 34462), (4100, 17231)]