664449875

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{967}}^1$

素因数の和:1244

約数の個数: 32

約数和(自身を含む): 869806080

約数和(自身を除く): 205356205

約数列:

[1, 5, 23, 25, 115, 125, 239, 575, 967, 1195, 2875, 4835, 5497, 5975, 22241, 24175, 27485, 29875, 111205, 120875, 137425, 231113, 556025, 687125, 1155565, 2780125, 5315599, 5777825, 26577995, 28889125, 132889975, 664449875]

約数ペア:

[(1, 664449875), (5, 132889975), (23, 28889125), (25, 26577995), (115, 5777825), (125, 5315599), (239, 2780125), (575, 1155565), (967, 687125), (1195, 556025), (2875, 231113), (4835, 137425), (5497, 120875), (5975, 111205), (22241, 29875), (24175, 27485)]