12858625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:262

約数の個数: 32

約数和(自身を含む): 17795232

約数和(自身を除く): 4936607

約数列:

[1, 5, 13, 25, 41, 65, 125, 193, 205, 325, 533, 965, 1025, 1625, 2509, 2665, 4825, 5125, 7913, 12545, 13325, 24125, 39565, 62725, 66625, 102869, 197825, 313625, 514345, 989125, 2571725, 12858625]

約数ペア:

[(1, 12858625), (5, 2571725), (13, 989125), (25, 514345), (41, 313625), (65, 197825), (125, 102869), (193, 66625), (205, 62725), (325, 39565), (533, 24125), (965, 13325), (1025, 12545), (1625, 7913), (2509, 5125), (2665, 4825)]