56738990815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1213}}^1\times {\mathrm{42331}}^1$

素因数の和:43579

約数の個数: 32

約数和(自身を含む): 77703264576

約数和(自身を除く): 20964273761

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 1213, 6065, 15769, 20621, 42331, 78845, 103105, 211655, 268073, 550303, 719627, 1340365, 2751515, 3598135, 9355151, 46775755, 51347503, 256737515, 667517539, 872907551, 3337587695, 4364537755, 11347798163, 56738990815]

約数ペア:

[(1, 56738990815), (5, 11347798163), (13, 4364537755), (17, 3337587695), (65, 872907551), (85, 667517539), (221, 256737515), (1105, 51347503), (1213, 46775755), (6065, 9355151), (15769, 3598135), (20621, 2751515), (42331, 1340365), (78845, 719627), (103105, 550303), (211655, 268073)]