64046905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{389}}^1$

素因数の和:573

約数の個数: 32

約数和(自身を含む): 88452000

約数和(自身を除く): 24405095

約数列:

[1, 5, 13, 17, 65, 85, 149, 221, 389, 745, 1105, 1937, 1945, 2533, 5057, 6613, 9685, 12665, 25285, 32929, 33065, 57961, 85969, 164645, 289805, 429845, 753493, 985337, 3767465, 4926685, 12809381, 64046905]

約数ペア:

[(1, 64046905), (5, 12809381), (13, 4926685), (17, 3767465), (65, 985337), (85, 753493), (149, 429845), (221, 289805), (389, 164645), (745, 85969), (1105, 57961), (1937, 33065), (1945, 32929), (2533, 25285), (5057, 12665), (6613, 9685)]