1279222100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{984017}}^1$

素因数の和:984044

約数の個数: 36

約数和(自身を含む): 2989446684

約数和(自身を除く): 1710224584

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 984017, 1968034, 3936068, 4920085, 9840170, 12792221, 19680340, 24600425, 25584442, 49200850, 51168884, 63961105, 98401700, 127922210, 255844420, 319805525, 639611050, 1279222100]

約数ペア:

[(1, 1279222100), (2, 639611050), (4, 319805525), (5, 255844420), (10, 127922210), (13, 98401700), (20, 63961105), (25, 51168884), (26, 49200850), (50, 25584442), (52, 24600425), (65, 19680340), (100, 12792221), (130, 9840170), (260, 4920085), (325, 3936068), (650, 1968034), (1300, 984017)]