145115425

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{281}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 223235712

約数和(自身を除く): 78120287

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 227, 281, 325, 455, 1135, 1405, 1589, 1967, 2275, 2951, 3653, 5675, 7025, 7945, 9835, 14755, 18265, 20657, 25571, 39725, 49175, 63787, 73775, 91325, 103285, 127855, 318935, 446509, 516425, 639275, 829231, 1594675, 2232545, 4146155, 5804617, 11162725, 20730775, 29023085, 145115425]

約数ペア:

[(1, 145115425), (5, 29023085), (7, 20730775), (13, 11162725), (25, 5804617), (35, 4146155), (65, 2232545), (91, 1594675), (175, 829231), (227, 639275), (281, 516425), (325, 446509), (455, 318935), (1135, 127855), (1405, 103285), (1589, 91325), (1967, 73775), (2275, 63787), (2951, 49175), (3653, 39725), (5675, 25571), (7025, 20657), (7945, 18265), (9835, 14755)]