66145625

素因数分解:

$5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1163}}^1$

素因数の和:1203

約数の個数: 40

約数和(自身を含む): 101817408

約数和(自身を除く): 35671783

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 125, 175, 325, 455, 625, 875, 1163, 1625, 2275, 4375, 5815, 8125, 8141, 11375, 15119, 29075, 40705, 56875, 75595, 105833, 145375, 203525, 377975, 529165, 726875, 1017625, 1889875, 2645825, 5088125, 9449375, 13229125, 66145625]

約数ペア:

[(1, 66145625), (5, 13229125), (7, 9449375), (13, 5088125), (25, 2645825), (35, 1889875), (65, 1017625), (91, 726875), (125, 529165), (175, 377975), (325, 203525), (455, 145375), (625, 105833), (875, 75595), (1163, 56875), (1625, 40705), (2275, 29075), (4375, 15119), (5815, 11375), (8125, 8141)]