81355690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{10607}}^1$

素因数の和:10686

約数の個数: 32

約数和(自身を含む): 160392960

約数和(自身を除く): 79037270

約数列:

[1, 2, 5, 10, 13, 26, 59, 65, 118, 130, 295, 590, 767, 1534, 3835, 7670, 10607, 21214, 53035, 106070, 137891, 275782, 625813, 689455, 1251626, 1378910, 3129065, 6258130, 8135569, 16271138, 40677845, 81355690]

約数ペア:

[(1, 81355690), (2, 40677845), (5, 16271138), (10, 8135569), (13, 6258130), (26, 3129065), (59, 1378910), (65, 1251626), (118, 689455), (130, 625813), (295, 275782), (590, 137891), (767, 106070), (1534, 53035), (3835, 21214), (7670, 10607)]