15764125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:226

約数の個数: 32

約数和(自身を含む): 21621600

約数和(自身を除く): 5857475

約数列:

[1, 5, 13, 25, 65, 89, 109, 125, 325, 445, 545, 1157, 1417, 1625, 2225, 2725, 5785, 7085, 9701, 11125, 13625, 28925, 35425, 48505, 126113, 144625, 177125, 242525, 630565, 1212625, 3152825, 15764125]

約数ペア:

[(1, 15764125), (5, 3152825), (13, 1212625), (25, 630565), (65, 242525), (89, 177125), (109, 144625), (125, 126113), (325, 48505), (445, 35425), (545, 28925), (1157, 13625), (1417, 11125), (1625, 9701), (2225, 7085), (2725, 5785)]