205943330

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{1553}}^1$

素因数の和:1798

約数の個数: 32

約数和(自身を含む): 377622000

約数和(自身を除く): 171678670

約数列:

[1, 2, 5, 10, 89, 149, 178, 298, 445, 745, 890, 1490, 1553, 3106, 7765, 13261, 15530, 26522, 66305, 132610, 138217, 231397, 276434, 462794, 691085, 1156985, 1382170, 2313970, 20594333, 41188666, 102971665, 205943330]

約数ペア:

[(1, 205943330), (2, 102971665), (5, 41188666), (10, 20594333), (89, 2313970), (149, 1382170), (178, 1156985), (298, 691085), (445, 462794), (745, 276434), (890, 231397), (1490, 138217), (1553, 132610), (3106, 66305), (7765, 26522), (13261, 15530)]