1284711025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{10771}}^1$

素因数の和:11161

約数の個数: 24

約数和(自身を含む): 1720417664

約数和(自身を除く): 435706639

約数列:

[1, 5, 13, 25, 65, 325, 367, 1835, 4771, 9175, 10771, 23855, 53855, 119275, 140023, 269275, 700115, 3500575, 3952957, 19764785, 51388441, 98823925, 256942205, 1284711025]

約数ペア:

[(1, 1284711025), (5, 256942205), (13, 98823925), (25, 51388441), (65, 19764785), (325, 3952957), (367, 3500575), (1835, 700115), (4771, 269275), (9175, 140023), (10771, 119275), (23855, 53855)]