25001075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{397}}^1$

素因数の和:647

約数の個数: 24

約数和(自身を含む): 34052880

約数和(自身を除く): 9051805

約数列:

[1, 5, 11, 25, 55, 229, 275, 397, 1145, 1985, 2519, 4367, 5725, 9925, 12595, 21835, 62975, 90913, 109175, 454565, 1000043, 2272825, 5000215, 25001075]

約数ペア:

[(1, 25001075), (5, 5000215), (11, 2272825), (25, 1000043), (55, 454565), (229, 109175), (275, 90913), (397, 62975), (1145, 21835), (1985, 12595), (2519, 9925), (4367, 5725)]