80613575

素因数分解:

$5^2\times 7^4\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:134

約数の個数: 60

約数和(自身を含む): 125036640

約数和(自身を除く): 44423065

約数列:

[1, 5, 7, 17, 25, 35, 49, 79, 85, 119, 175, 245, 343, 395, 425, 553, 595, 833, 1225, 1343, 1715, 1975, 2401, 2765, 2975, 3871, 4165, 5831, 6715, 8575, 9401, 12005, 13825, 19355, 20825, 27097, 29155, 33575, 40817, 47005, 60025, 65807, 96775, 135485, 145775, 189679, 204085, 235025, 329035, 460649, 677425, 948395, 1020425, 1645175, 2303245, 3224543, 4741975, 11516225, 16122715, 80613575]

約数ペア:

[(1, 80613575), (5, 16122715), (7, 11516225), (17, 4741975), (25, 3224543), (35, 2303245), (49, 1645175), (79, 1020425), (85, 948395), (119, 677425), (175, 460649), (245, 329035), (343, 235025), (395, 204085), (425, 189679), (553, 145775), (595, 135485), (833, 96775), (1225, 65807), (1343, 60025), (1715, 47005), (1975, 40817), (2401, 33575), (2765, 29155), (2975, 27097), (3871, 20825), (4165, 19355), (5831, 13825), (6715, 12005), (8575, 9401)]