220180125

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{53377}}^1$

素因数の和:53406

約数の個数: 32

約数和(自身を含む): 399694464

約数和(自身を除く): 179514339

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 375, 825, 1375, 4125, 53377, 160131, 266885, 587147, 800655, 1334425, 1761441, 2935735, 4003275, 6672125, 8807205, 14678675, 20016375, 44036025, 73393375, 220180125]

約数ペア:

[(1, 220180125), (3, 73393375), (5, 44036025), (11, 20016375), (15, 14678675), (25, 8807205), (33, 6672125), (55, 4003275), (75, 2935735), (125, 1761441), (165, 1334425), (275, 800655), (375, 587147), (825, 266885), (1375, 160131), (4125, 53377)]