42839875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1$

素因数の和:712

約数の個数: 32

約数和(自身を含む): 59072832

約数和(自身を除く): 16232957

約数列:

[1, 5, 13, 25, 41, 65, 125, 205, 325, 533, 643, 1025, 1625, 2665, 3215, 5125, 8359, 13325, 16075, 26363, 41795, 66625, 80375, 131815, 208975, 342719, 659075, 1044875, 1713595, 3295375, 8567975, 42839875]

約数ペア:

[(1, 42839875), (5, 8567975), (13, 3295375), (25, 1713595), (41, 1044875), (65, 659075), (125, 342719), (205, 208975), (325, 131815), (533, 80375), (643, 66625), (1025, 41795), (1625, 26363), (2665, 16075), (3215, 13325), (5125, 8359)]