258980665

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{233}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 329951232

約数和(自身を除く): 70970567

約数列:

[1, 5, 31, 71, 101, 155, 233, 355, 505, 1165, 2201, 3131, 7171, 7223, 11005, 15655, 16543, 23533, 35855, 36115, 82715, 117665, 222301, 512833, 729523, 1111505, 1670843, 2564165, 3647615, 8354215, 51796133, 258980665]

約数ペア:

[(1, 258980665), (5, 51796133), (31, 8354215), (71, 3647615), (101, 2564165), (155, 1670843), (233, 1111505), (355, 729523), (505, 512833), (1165, 222301), (2201, 117665), (3131, 82715), (7171, 36115), (7223, 35855), (11005, 23533), (15655, 16543)]