61182420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{78439}}^1$

素因数の和:78464

約数の個数: 48

約数和(自身を含む): 184490880

約数和(自身を除く): 123308460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 78439, 156878, 235317, 313756, 392195, 470634, 784390, 941268, 1019707, 1176585, 1568780, 2039414, 2353170, 3059121, 4078828, 4706340, 5098535, 6118242, 10197070, 12236484, 15295605, 20394140, 30591210, 61182420]

約数ペア:

[(1, 61182420), (2, 30591210), (3, 20394140), (4, 15295605), (5, 12236484), (6, 10197070), (10, 6118242), (12, 5098535), (13, 4706340), (15, 4078828), (20, 3059121), (26, 2353170), (30, 2039414), (39, 1568780), (52, 1176585), (60, 1019707), (65, 941268), (78, 784390), (130, 470634), (156, 392195), (195, 313756), (260, 235317), (390, 156878), (780, 78439)]