15191929525

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1\times {\mathrm{1091}}^1$

素因数の和:1582

約数の個数: 48

約数和(自身を含む): 20047966848

約数和(自身を除く): 4856037323

約数列:

[1, 5, 23, 25, 61, 115, 305, 397, 575, 1091, 1403, 1525, 1985, 5455, 7015, 9131, 9925, 24217, 25093, 27275, 35075, 45655, 66551, 121085, 125465, 228275, 332755, 433127, 556991, 605425, 627325, 1530673, 1663775, 2165635, 2784955, 7653365, 9961921, 10828175, 13924775, 26420747, 38266825, 49809605, 132103735, 249048025, 607677181, 660518675, 3038385905, 15191929525]

約数ペア:

[(1, 15191929525), (5, 3038385905), (23, 660518675), (25, 607677181), (61, 249048025), (115, 132103735), (305, 49809605), (397, 38266825), (575, 26420747), (1091, 13924775), (1403, 10828175), (1525, 9961921), (1985, 7653365), (5455, 2784955), (7015, 2165635), (9131, 1663775), (9925, 1530673), (24217, 627325), (25093, 605425), (27275, 556991), (35075, 433127), (45655, 332755), (66551, 228275), (121085, 125465)]