72101480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{14897}}^1$

素因数の和:14930

約数の個数: 48

約数和(自身を含む): 178329060

約数和(自身を除く): 106227580

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 14897, 29794, 59588, 74485, 119176, 148970, 163867, 297940, 327734, 595880, 655468, 819335, 1310936, 1638670, 1802537, 3277340, 3605074, 6554680, 7210148, 9012685, 14420296, 18025370, 36050740, 72101480]

約数ペア:

[(1, 72101480), (2, 36050740), (4, 18025370), (5, 14420296), (8, 9012685), (10, 7210148), (11, 6554680), (20, 3605074), (22, 3277340), (40, 1802537), (44, 1638670), (55, 1310936), (88, 819335), (110, 655468), (121, 595880), (220, 327734), (242, 297940), (440, 163867), (484, 148970), (605, 119176), (968, 74485), (1210, 59588), (2420, 29794), (4840, 14897)]