2019875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1$

素因数の和:152

約数の個数: 32

約数和(自身を含む): 2987712

約数和(自身を除く): 967837

約数列:

[1, 5, 11, 13, 25, 55, 65, 113, 125, 143, 275, 325, 565, 715, 1243, 1375, 1469, 1625, 2825, 3575, 6215, 7345, 14125, 16159, 17875, 31075, 36725, 80795, 155375, 183625, 403975, 2019875]

約数ペア:

[(1, 2019875), (5, 403975), (11, 183625), (13, 155375), (25, 80795), (55, 36725), (65, 31075), (113, 17875), (125, 16159), (143, 14125), (275, 7345), (325, 6215), (565, 3575), (715, 2825), (1243, 1625), (1375, 1469)]