15715075

素因数分解:

$5^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:271

約数の個数: 24

約数和(自身を含む): 20187200

約数和(自身を除く): 4472125

約数列:

[1, 5, 25, 73, 79, 109, 365, 395, 545, 1825, 1975, 2725, 5767, 7957, 8611, 28835, 39785, 43055, 144175, 198925, 215275, 628603, 3143015, 15715075]

約数ペア:

[(1, 15715075), (5, 3143015), (25, 628603), (73, 215275), (79, 198925), (109, 144175), (365, 43055), (395, 39785), (545, 28835), (1825, 8611), (1975, 7957), (2725, 5767)]