55393490

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1279}}^1$

素因数の和:1418

約数の個数: 32

約数和(自身を含む): 102850560

約数和(自身を除く): 47457070

約数列:

[1, 2, 5, 10, 61, 71, 122, 142, 305, 355, 610, 710, 1279, 2558, 4331, 6395, 8662, 12790, 21655, 43310, 78019, 90809, 156038, 181618, 390095, 454045, 780190, 908090, 5539349, 11078698, 27696745, 55393490]

約数ペア:

[(1, 55393490), (2, 27696745), (5, 11078698), (10, 5539349), (61, 908090), (71, 780190), (122, 454045), (142, 390095), (305, 181618), (355, 156038), (610, 90809), (710, 78019), (1279, 43310), (2558, 21655), (4331, 12790), (6395, 8662)]