65156740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{839}}^1$

素因数の和:1212

約数の個数: 48

約数和(自身を含む): 149869440

約数和(自身を除く): 84712700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 353, 706, 839, 1412, 1678, 1765, 3356, 3530, 3883, 4195, 7060, 7766, 8390, 9229, 15532, 16780, 18458, 19415, 36916, 38830, 46145, 77660, 92290, 184580, 296167, 592334, 1184668, 1480835, 2961670, 3257837, 5923340, 6515674, 13031348, 16289185, 32578370, 65156740]

約数ペア:

[(1, 65156740), (2, 32578370), (4, 16289185), (5, 13031348), (10, 6515674), (11, 5923340), (20, 3257837), (22, 2961670), (44, 1480835), (55, 1184668), (110, 592334), (220, 296167), (353, 184580), (706, 92290), (839, 77660), (1412, 46145), (1678, 38830), (1765, 36916), (3356, 19415), (3530, 18458), (3883, 16780), (4195, 15532), (7060, 9229), (7766, 8390)]