69973880

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{42667}}^1$

素因数の和:42719

約数の個数: 32

約数和(自身を含む): 161285040

約数和(自身を除く): 91311160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 42667, 85334, 170668, 213335, 341336, 426670, 853340, 1706680, 1749347, 3498694, 6997388, 8746735, 13994776, 17493470, 34986940, 69973880]

約数ペア:

[(1, 69973880), (2, 34986940), (4, 17493470), (5, 13994776), (8, 8746735), (10, 6997388), (20, 3498694), (40, 1749347), (41, 1706680), (82, 853340), (164, 426670), (205, 341336), (328, 213335), (410, 170668), (820, 85334), (1640, 42667)]