130265440

素因数分解:

$2^5\times 5^1\times {\mathrm{431}}^1\times {\mathrm{1889}}^1$

素因数の和:2335

約数の個数: 48

約数和(自身を含む): 308629440

約数和(自身を除く): 178364000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 431, 862, 1724, 1889, 2155, 3448, 3778, 4310, 6896, 7556, 8620, 9445, 13792, 15112, 17240, 18890, 30224, 34480, 37780, 60448, 68960, 75560, 151120, 302240, 814159, 1628318, 3256636, 4070795, 6513272, 8141590, 13026544, 16283180, 26053088, 32566360, 65132720, 130265440]

約数ペア:

[(1, 130265440), (2, 65132720), (4, 32566360), (5, 26053088), (8, 16283180), (10, 13026544), (16, 8141590), (20, 6513272), (32, 4070795), (40, 3256636), (80, 1628318), (160, 814159), (431, 302240), (862, 151120), (1724, 75560), (1889, 68960), (2155, 60448), (3448, 37780), (3778, 34480), (4310, 30224), (6896, 18890), (7556, 17240), (8620, 15112), (9445, 13792)]