205503090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{526931}}^1$

素因数の和:526954

約数の個数: 32

約数和(自身を含む): 531147456

約数和(自身を除く): 325644366

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 526931, 1053862, 1580793, 2634655, 3161586, 5269310, 6850103, 7903965, 13700206, 15807930, 20550309, 34250515, 41100618, 68501030, 102751545, 205503090]

約数ペア:

[(1, 205503090), (2, 102751545), (3, 68501030), (5, 41100618), (6, 34250515), (10, 20550309), (13, 15807930), (15, 13700206), (26, 7903965), (30, 6850103), (39, 5269310), (65, 3161586), (78, 2634655), (130, 1580793), (195, 1053862), (390, 526931)]