28732825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{641}}^1$

素因数の和:825

約数の個数: 24

約数和(自身を含む): 39167136

約数和(自身を除く): 10434311

約数列:

[1, 5, 11, 25, 55, 163, 275, 641, 815, 1793, 3205, 4075, 7051, 8965, 16025, 35255, 44825, 104483, 176275, 522415, 1149313, 2612075, 5746565, 28732825]

約数ペア:

[(1, 28732825), (5, 5746565), (11, 2612075), (25, 1149313), (55, 522415), (163, 176275), (275, 104483), (641, 44825), (815, 35255), (1793, 16025), (3205, 8965), (4075, 7051)]