248782010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{277}}^1$

素因数の和:495

約数の個数: 64

約数和(自身を含む): 492393600

約数和(自身を除く): 243611590

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 163, 190, 277, 290, 326, 551, 554, 815, 1102, 1385, 1630, 2755, 2770, 3097, 4727, 5263, 5510, 6194, 8033, 9454, 10526, 15485, 16066, 23635, 26315, 30970, 40165, 45151, 47270, 52630, 80330, 89813, 90302, 152627, 179626, 225755, 305254, 449065, 451510, 763135, 857869, 898130, 1309379, 1526270, 1715738, 2618758, 4289345, 6546895, 8578690, 13093790, 24878201, 49756402, 124391005, 248782010]

約数ペア:

[(1, 248782010), (2, 124391005), (5, 49756402), (10, 24878201), (19, 13093790), (29, 8578690), (38, 6546895), (58, 4289345), (95, 2618758), (145, 1715738), (163, 1526270), (190, 1309379), (277, 898130), (290, 857869), (326, 763135), (551, 451510), (554, 449065), (815, 305254), (1102, 225755), (1385, 179626), (1630, 152627), (2755, 90302), (2770, 89813), (3097, 80330), (4727, 52630), (5263, 47270), (5510, 45151), (6194, 40165), (8033, 30970), (9454, 26315), (10526, 23635), (15485, 16066)]