80578550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2339}}^1$

素因数の和:2417

約数の個数: 48

約数和(自身を含む): 164520720

約数和(自身を除く): 83942170

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 265, 325, 530, 650, 689, 1325, 1378, 2339, 2650, 3445, 4678, 6890, 11695, 17225, 23390, 30407, 34450, 58475, 60814, 116950, 123967, 152035, 247934, 304070, 619835, 760175, 1239670, 1520350, 1611571, 3099175, 3223142, 6198350, 8057855, 16115710, 40289275, 80578550]

約数ペア:

[(1, 80578550), (2, 40289275), (5, 16115710), (10, 8057855), (13, 6198350), (25, 3223142), (26, 3099175), (50, 1611571), (53, 1520350), (65, 1239670), (106, 760175), (130, 619835), (265, 304070), (325, 247934), (530, 152035), (650, 123967), (689, 116950), (1325, 60814), (1378, 58475), (2339, 34450), (2650, 30407), (3445, 23390), (4678, 17225), (6890, 11695)]