15419425

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:178

約数の個数: 48

約数和(自身を含む): 23784192

約数和(自身を除く): 8364767

約数列:

[1, 5, 7, 17, 25, 35, 71, 73, 85, 119, 175, 355, 365, 425, 497, 511, 595, 1207, 1241, 1775, 1825, 2485, 2555, 2975, 5183, 6035, 6205, 8449, 8687, 12425, 12775, 25915, 30175, 31025, 36281, 42245, 43435, 88111, 129575, 181405, 211225, 217175, 440555, 616777, 907025, 2202775, 3083885, 15419425]

約数ペア:

[(1, 15419425), (5, 3083885), (7, 2202775), (17, 907025), (25, 616777), (35, 440555), (71, 217175), (73, 211225), (85, 181405), (119, 129575), (175, 88111), (355, 43435), (365, 42245), (425, 36281), (497, 31025), (511, 30175), (595, 25915), (1207, 12775), (1241, 12425), (1775, 8687), (1825, 8449), (2485, 6205), (2555, 6035), (2975, 5183)]