16580525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3001}}^1$

素因数の和:3041

約数の個数: 24

約数和(自身を含む): 23451624

約数和(自身を除く): 6871099

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 3001, 5525, 15005, 39013, 51017, 75025, 195065, 255085, 663221, 975325, 1275425, 3316105, 16580525]

約数ペア:

[(1, 16580525), (5, 3316105), (13, 1275425), (17, 975325), (25, 663221), (65, 255085), (85, 195065), (221, 75025), (325, 51017), (425, 39013), (1105, 15005), (3001, 5525)]