51103760

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{3919}}^1$

素因数の和:4095

約数の個数: 40

約数和(自身を含む): 119575680

約数和(自身を除く): 68471920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 3919, 6520, 7838, 13040, 15676, 19595, 31352, 39190, 62704, 78380, 156760, 313520, 638797, 1277594, 2555188, 3193985, 5110376, 6387970, 10220752, 12775940, 25551880, 51103760]

約数ペア:

[(1, 51103760), (2, 25551880), (4, 12775940), (5, 10220752), (8, 6387970), (10, 5110376), (16, 3193985), (20, 2555188), (40, 1277594), (80, 638797), (163, 313520), (326, 156760), (652, 78380), (815, 62704), (1304, 39190), (1630, 31352), (2608, 19595), (3260, 15676), (3919, 13040), (6520, 7838)]