155541790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{28229}}^1$

素因数の和:28284

約数の個数: 32

約数和(自身を含む): 304884000

約数和(自身を除く): 149342210

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 290, 551, 1102, 2755, 5510, 28229, 56458, 141145, 282290, 536351, 818641, 1072702, 1637282, 2681755, 4093205, 5363510, 8186410, 15554179, 31108358, 77770895, 155541790]

約数ペア:

[(1, 155541790), (2, 77770895), (5, 31108358), (10, 15554179), (19, 8186410), (29, 5363510), (38, 4093205), (58, 2681755), (95, 1637282), (145, 1072702), (190, 818641), (290, 536351), (551, 282290), (1102, 141145), (2755, 56458), (5510, 28229)]