25730860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{75679}}^1$

素因数の和:75705

約数の個数: 24

約数和(自身を含む): 57214080

約数和(自身を除く): 31483220

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 75679, 151358, 302716, 378395, 756790, 1286543, 1513580, 2573086, 5146172, 6432715, 12865430, 25730860]

約数ペア:

[(1, 25730860), (2, 12865430), (4, 6432715), (5, 5146172), (10, 2573086), (17, 1513580), (20, 1286543), (34, 756790), (68, 378395), (85, 302716), (170, 151358), (340, 75679)]