55774550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1619}}^1$

素因数の和:1697

約数の個数: 48

約数和(自身を含む): 113898960

約数和(自身を除く): 58124410

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 265, 325, 530, 650, 689, 1325, 1378, 1619, 2650, 3238, 3445, 6890, 8095, 16190, 17225, 21047, 34450, 40475, 42094, 80950, 85807, 105235, 171614, 210470, 429035, 526175, 858070, 1052350, 1115491, 2145175, 2230982, 4290350, 5577455, 11154910, 27887275, 55774550]

約数ペア:

[(1, 55774550), (2, 27887275), (5, 11154910), (10, 5577455), (13, 4290350), (25, 2230982), (26, 2145175), (50, 1115491), (53, 1052350), (65, 858070), (106, 526175), (130, 429035), (265, 210470), (325, 171614), (530, 105235), (650, 85807), (689, 80950), (1325, 42094), (1378, 40475), (1619, 34450), (2650, 21047), (3238, 17225), (3445, 16190), (6890, 8095)]