155005870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{1987}}^1$

素因数の和:2292

約数の個数: 32

約数和(自身を含む): 289850400

約数和(自身を除く): 134844530

約数列:

[1, 2, 5, 10, 29, 58, 145, 269, 290, 538, 1345, 1987, 2690, 3974, 7801, 9935, 15602, 19870, 39005, 57623, 78010, 115246, 288115, 534503, 576230, 1069006, 2672515, 5345030, 15500587, 31001174, 77502935, 155005870]

約数ペア:

[(1, 155005870), (2, 77502935), (5, 31001174), (10, 15500587), (29, 5345030), (58, 2672515), (145, 1069006), (269, 576230), (290, 534503), (538, 288115), (1345, 115246), (1987, 78010), (2690, 57623), (3974, 39005), (7801, 19870), (9935, 15602)]