245525

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:101

約数の個数: 24

約数和(自身を含む): 369024

約数和(自身を除く): 123499

約数列:

[1, 5, 7, 23, 25, 35, 61, 115, 161, 175, 305, 427, 575, 805, 1403, 1525, 2135, 4025, 7015, 9821, 10675, 35075, 49105, 245525]

約数ペア:

[(1, 245525), (5, 49105), (7, 35075), (23, 10675), (25, 9821), (35, 7015), (61, 4025), (115, 2135), (161, 1525), (175, 1403), (305, 805), (427, 575)]