212120375

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{829}}^1$

素因数の和:956

約数の個数: 32

約数和(自身を含む): 279676800

約数和(自身を除く): 67556425

約数列:

[1, 5, 23, 25, 89, 115, 125, 445, 575, 829, 2047, 2225, 2875, 4145, 10235, 11125, 19067, 20725, 51175, 73781, 95335, 103625, 255875, 368905, 476675, 1696963, 1844525, 2383375, 8484815, 9222625, 42424075, 212120375]

約数ペア:

[(1, 212120375), (5, 42424075), (23, 9222625), (25, 8484815), (89, 2383375), (115, 1844525), (125, 1696963), (445, 476675), (575, 368905), (829, 255875), (2047, 103625), (2225, 95335), (2875, 73781), (4145, 51175), (10235, 20725), (11125, 19067)]