282011125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{647}}^1$

素因数の和:990

約数の個数: 32

約数和(自身を含む): 385751808

約数和(自身を除く): 103740683

約数列:

[1, 5, 11, 25, 55, 125, 275, 317, 647, 1375, 1585, 3235, 3487, 7117, 7925, 16175, 17435, 35585, 39625, 80875, 87175, 177925, 205099, 435875, 889625, 1025495, 2256089, 5127475, 11280445, 25637375, 56402225, 282011125]

約数ペア:

[(1, 282011125), (5, 56402225), (11, 25637375), (25, 11280445), (55, 5127475), (125, 2256089), (275, 1025495), (317, 889625), (647, 435875), (1375, 205099), (1585, 177925), (3235, 87175), (3487, 80875), (7117, 39625), (7925, 35585), (16175, 17435)]