64648285

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{521}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 88397568

約数和(自身を除く): 23749283

約数列:

[1, 5, 13, 23, 65, 83, 115, 299, 415, 521, 1079, 1495, 1909, 2605, 5395, 6773, 9545, 11983, 24817, 33865, 43243, 59915, 124085, 155779, 216215, 562159, 778895, 994589, 2810795, 4972945, 12929657, 64648285]

約数ペア:

[(1, 64648285), (5, 12929657), (13, 4972945), (23, 2810795), (65, 994589), (83, 778895), (115, 562159), (299, 216215), (415, 155779), (521, 124085), (1079, 59915), (1495, 43243), (1909, 33865), (2605, 24817), (5395, 11983), (6773, 9545)]