61506640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59141}}^1$

素因数の和:59167

約数の個数: 40

約数和(自身を含む): 154005768

約数和(自身を除く): 92499128

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 59141, 118282, 236564, 295705, 473128, 591410, 768833, 946256, 1182820, 1537666, 2365640, 3075332, 3844165, 4731280, 6150664, 7688330, 12301328, 15376660, 30753320, 61506640]

約数ペア:

[(1, 61506640), (2, 30753320), (4, 15376660), (5, 12301328), (8, 7688330), (10, 6150664), (13, 4731280), (16, 3844165), (20, 3075332), (26, 2365640), (40, 1537666), (52, 1182820), (65, 946256), (80, 768833), (104, 591410), (130, 473128), (208, 295705), (260, 236564), (520, 118282), (1040, 59141)]