79431580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{136951}}^1$

素因数の和:136989

約数の個数: 24

約数和(自身を含む): 172559520

約数和(自身を除く): 93127940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 136951, 273902, 547804, 684755, 1369510, 2739020, 3971579, 7943158, 15886316, 19857895, 39715790, 79431580]

約数ペア:

[(1, 79431580), (2, 39715790), (4, 19857895), (5, 15886316), (10, 7943158), (20, 3971579), (29, 2739020), (58, 1369510), (116, 684755), (145, 547804), (290, 273902), (580, 136951)]