79012480

素因数分解:

$2^7\times 5^1\times {\mathrm{123457}}^1$

素因数の和:123476

約数の個数: 32

約数和(自身を含む): 188890740

約数和(自身を除く): 109878260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 123457, 246914, 493828, 617285, 987656, 1234570, 1975312, 2469140, 3950624, 4938280, 7901248, 9876560, 15802496, 19753120, 39506240, 79012480]

約数ペア:

[(1, 79012480), (2, 39506240), (4, 19753120), (5, 15802496), (8, 9876560), (10, 7901248), (16, 4938280), (20, 3950624), (32, 2469140), (40, 1975312), (64, 1234570), (80, 987656), (128, 617285), (160, 493828), (320, 246914), (640, 123457)]