201996545290

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{651601759}}^1$

素因数の和:651601797

約数の個数: 16

約数和(自身を含む): 375322613760

約数和(自身を除く): 173326068470

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 651601759, 1303203518, 3258008795, 6516017590, 20199654529, 40399309058, 100998272645, 201996545290]

約数ペア:

[(1, 201996545290), (2, 100998272645), (5, 40399309058), (10, 20199654529), (31, 6516017590), (62, 3258008795), (155, 1303203518), (310, 651601759)]