20139375

素因数分解:

$3^1\times 5^4\times {\mathrm{23}}^1\times {\mathrm{467}}^1$

素因数の和:513

約数の個数: 40

約数和(自身を含む): 35088768

約数和(自身を除く): 14949393

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 125, 345, 375, 467, 575, 625, 1401, 1725, 1875, 2335, 2875, 7005, 8625, 10741, 11675, 14375, 32223, 35025, 43125, 53705, 58375, 161115, 175125, 268525, 291875, 805575, 875625, 1342625, 4027875, 6713125, 20139375]

約数ペア:

[(1, 20139375), (3, 6713125), (5, 4027875), (15, 1342625), (23, 875625), (25, 805575), (69, 291875), (75, 268525), (115, 175125), (125, 161115), (345, 58375), (375, 53705), (467, 43125), (575, 35025), (625, 32223), (1401, 14375), (1725, 11675), (1875, 10741), (2335, 8625), (2875, 7005)]