65985005

素因数分解:

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

素因数の和:653

約数の個数: 32

約数和(自身を含む): 88387200

約数和(自身を除く): 22402195

約数列:

[1, 5, 19, 29, 43, 95, 145, 215, 551, 557, 817, 1247, 2755, 2785, 4085, 6235, 10583, 16153, 23693, 23951, 52915, 80765, 118465, 119755, 306907, 455069, 694579, 1534535, 2275345, 3472895, 13197001, 65985005]

約数ペア:

[(1, 65985005), (5, 13197001), (19, 3472895), (29, 2275345), (43, 1534535), (95, 694579), (145, 455069), (215, 306907), (551, 119755), (557, 118465), (817, 80765), (1247, 52915), (2755, 23951), (2785, 23693), (4085, 16153), (6235, 10583)]