66622868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{31249}}^1$

素因数の和:31307

約数の個数: 24

約数和(自身を含む): 128625000

約数和(自身を除く): 62002132

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 533, 1066, 2132, 31249, 62498, 124996, 406237, 812474, 1281209, 1624948, 2562418, 5124836, 16655717, 33311434, 66622868]

約数ペア:

[(1, 66622868), (2, 33311434), (4, 16655717), (13, 5124836), (26, 2562418), (41, 1624948), (52, 1281209), (82, 812474), (164, 406237), (533, 124996), (1066, 62498), (2132, 31249)]