165988370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{2281}}^1$

素因数の和:2690

約数の個数: 32

約数和(自身を含む): 315463680

約数和(自身を除く): 149475310

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 383, 766, 1915, 2281, 3830, 4562, 7277, 11405, 14554, 22810, 36385, 43339, 72770, 86678, 216695, 433390, 873623, 1747246, 4368115, 8736230, 16598837, 33197674, 82994185, 165988370]

約数ペア:

[(1, 165988370), (2, 82994185), (5, 33197674), (10, 16598837), (19, 8736230), (38, 4368115), (95, 1747246), (190, 873623), (383, 433390), (766, 216695), (1915, 86678), (2281, 72770), (3830, 43339), (4562, 36385), (7277, 22810), (11405, 14554)]