55285870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{811}}^1$

素因数の和:1236

約数の個数: 32

約数和(自身を含む): 105761376

約数和(自身を除く): 50475506

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 401, 802, 811, 1622, 2005, 4010, 4055, 6817, 8110, 13634, 13787, 27574, 34085, 68170, 68935, 137870, 325211, 650422, 1626055, 3252110, 5528587, 11057174, 27642935, 55285870]

約数ペア:

[(1, 55285870), (2, 27642935), (5, 11057174), (10, 5528587), (17, 3252110), (34, 1626055), (85, 650422), (170, 325211), (401, 137870), (802, 68935), (811, 68170), (1622, 34085), (2005, 27574), (4010, 13787), (4055, 13634), (6817, 8110)]