2689364080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83417}}^1$

素因数の和:83474

約数の個数: 80

約数和(自身を含む): 6951055104

約数和(自身を除く): 4261691024

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 6448, 8060, 16120, 32240, 83417, 166834, 333668, 417085, 667336, 834170, 1084421, 1334672, 1668340, 2168842, 2585927, 3336680, 4337684, 5171854, 5422105, 6673360, 8675368, 10343708, 10844210, 12929635, 17350736, 20687416, 21688420, 25859270, 33617051, 41374832, 43376840, 51718540, 67234102, 86753680, 103437080, 134468204, 168085255, 206874160, 268936408, 336170510, 537872816, 672341020, 1344682040, 2689364080]

約数ペア:

[(1, 2689364080), (2, 1344682040), (4, 672341020), (5, 537872816), (8, 336170510), (10, 268936408), (13, 206874160), (16, 168085255), (20, 134468204), (26, 103437080), (31, 86753680), (40, 67234102), (52, 51718540), (62, 43376840), (65, 41374832), (80, 33617051), (104, 25859270), (124, 21688420), (130, 20687416), (155, 17350736), (208, 12929635), (248, 10844210), (260, 10343708), (310, 8675368), (403, 6673360), (496, 5422105), (520, 5171854), (620, 4337684), (806, 3336680), (1040, 2585927), (1240, 2168842), (1612, 1668340), (2015, 1334672), (2480, 1084421), (3224, 834170), (4030, 667336), (6448, 417085), (8060, 333668), (16120, 166834), (32240, 83417)]