207880480

素因数分解:

$2^5\times 5^1\times {\mathrm{283}}^1\times {\mathrm{4591}}^1$

素因数の和:4889

約数の個数: 48

約数和(自身を含む): 492960384

約数和(自身を除く): 285079904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 283, 566, 1132, 1415, 2264, 2830, 4528, 4591, 5660, 9056, 9182, 11320, 18364, 22640, 22955, 36728, 45280, 45910, 73456, 91820, 146912, 183640, 367280, 734560, 1299253, 2598506, 5197012, 6496265, 10394024, 12992530, 20788048, 25985060, 41576096, 51970120, 103940240, 207880480]

約数ペア:

[(1, 207880480), (2, 103940240), (4, 51970120), (5, 41576096), (8, 25985060), (10, 20788048), (16, 12992530), (20, 10394024), (32, 6496265), (40, 5197012), (80, 2598506), (160, 1299253), (283, 734560), (566, 367280), (1132, 183640), (1415, 146912), (2264, 91820), (2830, 73456), (4528, 45910), (4591, 45280), (5660, 36728), (9056, 22955), (9182, 22640), (11320, 18364)]