71228690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{1579}}^1$

素因数の和:1946

約数の個数: 32

約数和(自身を含む): 138559680

約数和(自身を除く): 67330990

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 347, 694, 1579, 1735, 3158, 3470, 4511, 7895, 9022, 15790, 20527, 22555, 41054, 45110, 102635, 205270, 547913, 1095826, 2739565, 5479130, 7122869, 14245738, 35614345, 71228690]

約数ペア:

[(1, 71228690), (2, 35614345), (5, 14245738), (10, 7122869), (13, 5479130), (26, 2739565), (65, 1095826), (130, 547913), (347, 205270), (694, 102635), (1579, 45110), (1735, 41054), (3158, 22555), (3470, 20527), (4511, 15790), (7895, 9022)]