78002768

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{19423}}^1$

素因数の和:19682

約数の個数: 20

約数和(自身を含む): 151740288

約数和(自身を除く): 73737520

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 19423, 38846, 77692, 155384, 310768, 4875173, 9750346, 19500692, 39001384, 78002768]

約数ペア:

[(1, 78002768), (2, 39001384), (4, 19500692), (8, 9750346), (16, 4875173), (251, 310768), (502, 155384), (1004, 77692), (2008, 38846), (4016, 19423)]