77237225

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{101}}^1\times {\mathrm{181}}^1$

素因数の和:318

約数の個数: 36

約数和(自身を含む): 105313572

約数和(自身を除く): 28076347

約数列:

[1, 5, 13, 25, 65, 101, 169, 181, 325, 505, 845, 905, 1313, 2353, 2525, 4225, 4525, 6565, 11765, 17069, 18281, 30589, 32825, 58825, 85345, 91405, 152945, 237653, 426725, 457025, 764725, 1188265, 3089489, 5941325, 15447445, 77237225]

約数ペア:

[(1, 77237225), (5, 15447445), (13, 5941325), (25, 3089489), (65, 1188265), (101, 764725), (169, 457025), (181, 426725), (325, 237653), (505, 152945), (845, 91405), (905, 85345), (1313, 58825), (2353, 32825), (2525, 30589), (4225, 18281), (4525, 17069), (6565, 11765)]