189450625

素因数分解:

$5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3331}}^1$

素因数の和:3371

約数の個数: 40

約数和(自身を含む): 291456704

約数和(自身を除く): 102006079

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 125, 175, 325, 455, 625, 875, 1625, 2275, 3331, 4375, 8125, 11375, 16655, 23317, 43303, 56875, 83275, 116585, 216515, 303121, 416375, 582925, 1082575, 1515605, 2081875, 2914625, 5412875, 7578025, 14573125, 27064375, 37890125, 189450625]

約数ペア:

[(1, 189450625), (5, 37890125), (7, 27064375), (13, 14573125), (25, 7578025), (35, 5412875), (65, 2914625), (91, 2081875), (125, 1515605), (175, 1082575), (325, 582925), (455, 416375), (625, 303121), (875, 216515), (1625, 116585), (2275, 83275), (3331, 56875), (4375, 43303), (8125, 23317), (11375, 16655)]