180521920

素因数分解:

$2^6\times 5^1\times {\mathrm{103}}^1\times {\mathrm{5477}}^1$

素因数の和:5597

約数の個数: 56

約数和(自身を含む): 434120544

約数和(自身を除く): 253598624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 160, 206, 320, 412, 515, 824, 1030, 1648, 2060, 3296, 4120, 5477, 6592, 8240, 10954, 16480, 21908, 27385, 32960, 43816, 54770, 87632, 109540, 175264, 219080, 350528, 438160, 564131, 876320, 1128262, 1752640, 2256524, 2820655, 4513048, 5641310, 9026096, 11282620, 18052192, 22565240, 36104384, 45130480, 90260960, 180521920]

約数ペア:

[(1, 180521920), (2, 90260960), (4, 45130480), (5, 36104384), (8, 22565240), (10, 18052192), (16, 11282620), (20, 9026096), (32, 5641310), (40, 4513048), (64, 2820655), (80, 2256524), (103, 1752640), (160, 1128262), (206, 876320), (320, 564131), (412, 438160), (515, 350528), (824, 219080), (1030, 175264), (1648, 109540), (2060, 87632), (3296, 54770), (4120, 43816), (5477, 32960), (6592, 27385), (8240, 21908), (10954, 16480)]