42691000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{3881}}^1$

素因数の和:3913

約数の個数: 64

約数和(自身を含む): 109006560

約数和(自身を除く): 66315560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 200, 220, 250, 275, 440, 500, 550, 1000, 1100, 1375, 2200, 2750, 3881, 5500, 7762, 11000, 15524, 19405, 31048, 38810, 42691, 77620, 85382, 97025, 155240, 170764, 194050, 213455, 341528, 388100, 426910, 485125, 776200, 853820, 970250, 1067275, 1707640, 1940500, 2134550, 3881000, 4269100, 5336375, 8538200, 10672750, 21345500, 42691000]

約数ペア:

[(1, 42691000), (2, 21345500), (4, 10672750), (5, 8538200), (8, 5336375), (10, 4269100), (11, 3881000), (20, 2134550), (22, 1940500), (25, 1707640), (40, 1067275), (44, 970250), (50, 853820), (55, 776200), (88, 485125), (100, 426910), (110, 388100), (125, 341528), (200, 213455), (220, 194050), (250, 170764), (275, 155240), (440, 97025), (500, 85382), (550, 77620), (1000, 42691), (1100, 38810), (1375, 31048), (2200, 19405), (2750, 15524), (3881, 11000), (5500, 7762)]