61729460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1733}}^1$

素因数の和:1892

約数の個数: 48

約数和(自身を含む): 140703696

約数和(自身を除く): 78974236

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 137, 260, 274, 548, 685, 1370, 1733, 1781, 2740, 3466, 3562, 6932, 7124, 8665, 8905, 17330, 17810, 22529, 34660, 35620, 45058, 90116, 112645, 225290, 237421, 450580, 474842, 949684, 1187105, 2374210, 3086473, 4748420, 6172946, 12345892, 15432365, 30864730, 61729460]

約数ペア:

[(1, 61729460), (2, 30864730), (4, 15432365), (5, 12345892), (10, 6172946), (13, 4748420), (20, 3086473), (26, 2374210), (52, 1187105), (65, 949684), (130, 474842), (137, 450580), (260, 237421), (274, 225290), (548, 112645), (685, 90116), (1370, 45058), (1733, 35620), (1781, 34660), (2740, 22529), (3466, 17810), (3562, 17330), (6932, 8905), (7124, 8665)]