89963440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{160649}}^1$

素因数の和:160669

約数の個数: 40

約数和(自身を含む): 239047200

約数和(自身を除く): 149083760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 160649, 321298, 642596, 803245, 1124543, 1285192, 1606490, 2249086, 2570384, 3212980, 4498172, 5622715, 6425960, 8996344, 11245430, 12851920, 17992688, 22490860, 44981720, 89963440]

約数ペア:

[(1, 89963440), (2, 44981720), (4, 22490860), (5, 17992688), (7, 12851920), (8, 11245430), (10, 8996344), (14, 6425960), (16, 5622715), (20, 4498172), (28, 3212980), (35, 2570384), (40, 2249086), (56, 1606490), (70, 1285192), (80, 1124543), (112, 803245), (140, 642596), (280, 321298), (560, 160649)]