90785890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{17033}}^1$

素因数の和:17094

約数の個数: 32

約数和(自身を含む): 180287856

約数和(自身を除く): 89501966

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 410, 533, 1066, 2665, 5330, 17033, 34066, 85165, 170330, 221429, 442858, 698353, 1107145, 1396706, 2214290, 3491765, 6983530, 9078589, 18157178, 45392945, 90785890]

約数ペア:

[(1, 90785890), (2, 45392945), (5, 18157178), (10, 9078589), (13, 6983530), (26, 3491765), (41, 2214290), (65, 1396706), (82, 1107145), (130, 698353), (205, 442858), (410, 221429), (533, 170330), (1066, 85165), (2665, 34066), (5330, 17033)]