76659890

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1$

素因数の和:698

約数の個数: 32

約数和(自身を含む): 140374080

約数和(自身を除く): 63714190

約数列:

[1, 2, 5, 10, 131, 139, 262, 278, 421, 655, 695, 842, 1310, 1390, 2105, 4210, 18209, 36418, 55151, 58519, 91045, 110302, 117038, 182090, 275755, 292595, 551510, 585190, 7665989, 15331978, 38329945, 76659890]

約数ペア:

[(1, 76659890), (2, 38329945), (5, 15331978), (10, 7665989), (131, 585190), (139, 551510), (262, 292595), (278, 275755), (421, 182090), (655, 117038), (695, 110302), (842, 91045), (1310, 58519), (1390, 55151), (2105, 36418), (4210, 18209)]