77081620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{50053}}^1$

素因数の和:50080

約数の個数: 48

約数和(自身を含む): 201817728

約数和(自身を除く): 124736108

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 50053, 100106, 200212, 250265, 350371, 500530, 550583, 700742, 1001060, 1101166, 1401484, 1751855, 2202332, 2752915, 3503710, 3854081, 5505830, 7007420, 7708162, 11011660, 15416324, 19270405, 38540810, 77081620]

約数ペア:

[(1, 77081620), (2, 38540810), (4, 19270405), (5, 15416324), (7, 11011660), (10, 7708162), (11, 7007420), (14, 5505830), (20, 3854081), (22, 3503710), (28, 2752915), (35, 2202332), (44, 1751855), (55, 1401484), (70, 1101166), (77, 1001060), (110, 700742), (140, 550583), (154, 500530), (220, 350371), (308, 250265), (385, 200212), (770, 100106), (1540, 50053)]