72416080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{7481}}^1$

素因数の和:7516

約数の個数: 60

約数和(自身を含む): 185089716

約数和(自身を除く): 112673636

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 4840, 7481, 9680, 14962, 29924, 37405, 59848, 74810, 82291, 119696, 149620, 164582, 299240, 329164, 411455, 598480, 658328, 822910, 905201, 1316656, 1645820, 1810402, 3291640, 3620804, 4526005, 6583280, 7241608, 9052010, 14483216, 18104020, 36208040, 72416080]

約数ペア:

[(1, 72416080), (2, 36208040), (4, 18104020), (5, 14483216), (8, 9052010), (10, 7241608), (11, 6583280), (16, 4526005), (20, 3620804), (22, 3291640), (40, 1810402), (44, 1645820), (55, 1316656), (80, 905201), (88, 822910), (110, 658328), (121, 598480), (176, 411455), (220, 329164), (242, 299240), (440, 164582), (484, 149620), (605, 119696), (880, 82291), (968, 74810), (1210, 59848), (1936, 37405), (2420, 29924), (4840, 14962), (7481, 9680)]