160957520

素因数分解:

$2^4\times 5^1\times {\mathrm{449}}^1\times {\mathrm{4481}}^1$

素因数の和:4943

約数の個数: 40

約数和(自身を含む): 375143400

約数和(自身を除く): 214185880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 449, 898, 1796, 2245, 3592, 4481, 4490, 7184, 8962, 8980, 17924, 17960, 22405, 35848, 35920, 44810, 71696, 89620, 179240, 358480, 2011969, 4023938, 8047876, 10059845, 16095752, 20119690, 32191504, 40239380, 80478760, 160957520]

約数ペア:

[(1, 160957520), (2, 80478760), (4, 40239380), (5, 32191504), (8, 20119690), (10, 16095752), (16, 10059845), (20, 8047876), (40, 4023938), (80, 2011969), (449, 358480), (898, 179240), (1796, 89620), (2245, 71696), (3592, 44810), (4481, 35920), (4490, 35848), (7184, 22405), (8962, 17960), (8980, 17924)]