51144415

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1999}}^1$

素因数の和:2071

約数の個数: 32

約数和(自身を含む): 76032000

約数和(自身を除く): 24887585

約数列:

[1, 5, 7, 17, 35, 43, 85, 119, 215, 301, 595, 731, 1505, 1999, 3655, 5117, 9995, 13993, 25585, 33983, 69965, 85957, 169915, 237881, 429785, 601699, 1189405, 1461269, 3008495, 7306345, 10228883, 51144415]

約数ペア:

[(1, 51144415), (5, 10228883), (7, 7306345), (17, 3008495), (35, 1461269), (43, 1189405), (85, 601699), (119, 429785), (215, 237881), (301, 169915), (595, 85957), (731, 69965), (1505, 33983), (1999, 25585), (3655, 13993), (5117, 9995)]