81846890

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1\times {\mathrm{347}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 149834880

約数和(自身を除く): 67987990

約数列:

[1, 2, 5, 10, 103, 206, 229, 347, 458, 515, 694, 1030, 1145, 1735, 2290, 3470, 23587, 35741, 47174, 71482, 79463, 117935, 158926, 178705, 235870, 357410, 397315, 794630, 8184689, 16369378, 40923445, 81846890]

約数ペア:

[(1, 81846890), (2, 40923445), (5, 16369378), (10, 8184689), (103, 794630), (206, 397315), (229, 357410), (347, 235870), (458, 178705), (515, 158926), (694, 117935), (1030, 79463), (1145, 71482), (1735, 47174), (2290, 35741), (3470, 23587)]