85212490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{24989}}^1$

素因数の和:25038

約数の個数: 32

約数和(自身を含む): 172730880

約数和(自身を除く): 87518390

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 24989, 49978, 124945, 249890, 274879, 549758, 774659, 1374395, 1549318, 2748790, 3873295, 7746590, 8521249, 17042498, 42606245, 85212490]

約数ペア:

[(1, 85212490), (2, 42606245), (5, 17042498), (10, 8521249), (11, 7746590), (22, 3873295), (31, 2748790), (55, 1549318), (62, 1374395), (110, 774659), (155, 549758), (310, 274879), (341, 249890), (682, 124945), (1705, 49978), (3410, 24989)]