8125480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{313}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 20347200

約数和(自身を除く): 12221720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 59, 88, 110, 118, 220, 236, 295, 313, 440, 472, 590, 626, 649, 1180, 1252, 1298, 1565, 2360, 2504, 2596, 3130, 3245, 3443, 5192, 6260, 6490, 6886, 12520, 12980, 13772, 17215, 18467, 25960, 27544, 34430, 36934, 68860, 73868, 92335, 137720, 147736, 184670, 203137, 369340, 406274, 738680, 812548, 1015685, 1625096, 2031370, 4062740, 8125480]

約数ペア:

[(1, 8125480), (2, 4062740), (4, 2031370), (5, 1625096), (8, 1015685), (10, 812548), (11, 738680), (20, 406274), (22, 369340), (40, 203137), (44, 184670), (55, 147736), (59, 137720), (88, 92335), (110, 73868), (118, 68860), (220, 36934), (236, 34430), (295, 27544), (313, 25960), (440, 18467), (472, 17215), (590, 13772), (626, 12980), (649, 12520), (1180, 6886), (1252, 6490), (1298, 6260), (1565, 5192), (2360, 3443), (2504, 3245), (2596, 3130)]