61880455

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{443}}^1$

素因数の和:775

約数の個数: 32

約数和(自身を含む): 91897344

約数和(自身を除く): 30016889

約数列:

[1, 5, 7, 13, 35, 65, 91, 307, 443, 455, 1535, 2149, 2215, 3101, 3991, 5759, 10745, 15505, 19955, 27937, 28795, 40313, 136001, 139685, 201565, 680005, 952007, 1768013, 4760035, 8840065, 12376091, 61880455]

約数ペア:

[(1, 61880455), (5, 12376091), (7, 8840065), (13, 4760035), (35, 1768013), (65, 952007), (91, 680005), (307, 201565), (443, 139685), (455, 136001), (1535, 40313), (2149, 28795), (2215, 27937), (3101, 19955), (3991, 15505), (5759, 10745)]