172625905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{419}}^1$

素因数の和:609

約数の個数: 32

約数和(自身を含む): 227525760

約数和(自身を除く): 54899855

約数列:

[1, 5, 17, 37, 85, 131, 185, 419, 629, 655, 2095, 2227, 3145, 4847, 7123, 11135, 15503, 24235, 35615, 54889, 77515, 82399, 263551, 274445, 411995, 933113, 1317755, 2030893, 4665565, 10154465, 34525181, 172625905]

約数ペア:

[(1, 172625905), (5, 34525181), (17, 10154465), (37, 4665565), (85, 2030893), (131, 1317755), (185, 933113), (419, 411995), (629, 274445), (655, 263551), (2095, 82399), (2227, 77515), (3145, 54889), (4847, 35615), (7123, 24235), (11135, 15503)]