131970010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:655

約数の個数: 64

約数和(自身を含む): 265161600

約数和(自身を除く): 133191590

約数列:

[1, 2, 5, 10, 19, 29, 38, 43, 58, 86, 95, 145, 190, 215, 290, 430, 551, 557, 817, 1102, 1114, 1247, 1634, 2494, 2755, 2785, 4085, 5510, 5570, 6235, 8170, 10583, 12470, 16153, 21166, 23693, 23951, 32306, 47386, 47902, 52915, 80765, 105830, 118465, 119755, 161530, 236930, 239510, 306907, 455069, 613814, 694579, 910138, 1389158, 1534535, 2275345, 3069070, 3472895, 4550690, 6945790, 13197001, 26394002, 65985005, 131970010]

約数ペア:

[(1, 131970010), (2, 65985005), (5, 26394002), (10, 13197001), (19, 6945790), (29, 4550690), (38, 3472895), (43, 3069070), (58, 2275345), (86, 1534535), (95, 1389158), (145, 910138), (190, 694579), (215, 613814), (290, 455069), (430, 306907), (551, 239510), (557, 236930), (817, 161530), (1102, 119755), (1114, 118465), (1247, 105830), (1634, 80765), (2494, 52915), (2755, 47902), (2785, 47386), (4085, 32306), (5510, 23951), (5570, 23693), (6235, 21166), (8170, 16153), (10583, 12470)]