81610424

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 180956160

約数和(自身を除く): 99345736

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 101, 188, 202, 307, 329, 376, 404, 614, 658, 707, 808, 1228, 1316, 1414, 2149, 2456, 2632, 2828, 4298, 4747, 5656, 8596, 9494, 14429, 17192, 18988, 28858, 31007, 33229, 37976, 57716, 62014, 66458, 101003, 115432, 124028, 132916, 202006, 217049, 248056, 265832, 404012, 434098, 808024, 868196, 1457329, 1736392, 2914658, 5829316, 10201303, 11658632, 20402606, 40805212, 81610424]

約数ペア:

[(1, 81610424), (2, 40805212), (4, 20402606), (7, 11658632), (8, 10201303), (14, 5829316), (28, 2914658), (47, 1736392), (56, 1457329), (94, 868196), (101, 808024), (188, 434098), (202, 404012), (307, 265832), (329, 248056), (376, 217049), (404, 202006), (614, 132916), (658, 124028), (707, 115432), (808, 101003), (1228, 66458), (1316, 62014), (1414, 57716), (2149, 37976), (2456, 33229), (2632, 31007), (2828, 28858), (4298, 18988), (4747, 17192), (5656, 14429), (8596, 9494)]