90457275

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1279}}^1$

素因数の和:1356

約数の個数: 48

約数和(自身を含む): 159989760

約数和(自身を除く): 69532485

約数列:

[1, 3, 5, 15, 23, 25, 41, 69, 75, 115, 123, 205, 345, 575, 615, 943, 1025, 1279, 1725, 2829, 3075, 3837, 4715, 6395, 14145, 19185, 23575, 29417, 31975, 52439, 70725, 88251, 95925, 147085, 157317, 262195, 441255, 735425, 786585, 1206097, 1310975, 2206275, 3618291, 3932925, 6030485, 18091455, 30152425, 90457275]

約数ペア:

[(1, 90457275), (3, 30152425), (5, 18091455), (15, 6030485), (23, 3932925), (25, 3618291), (41, 2206275), (69, 1310975), (75, 1206097), (115, 786585), (123, 735425), (205, 441255), (345, 262195), (575, 157317), (615, 147085), (943, 95925), (1025, 88251), (1279, 70725), (1725, 52439), (2829, 31975), (3075, 29417), (3837, 23575), (4715, 19185), (6395, 14145)]