25234720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{22531}}^1$

素因数の和:22553

約数の個数: 48

約数和(自身を含む): 68136768

約数和(自身を除く): 42902048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 22531, 45062, 90124, 112655, 157717, 180248, 225310, 315434, 360496, 450620, 630868, 720992, 788585, 901240, 1261736, 1577170, 1802480, 2523472, 3154340, 3604960, 5046944, 6308680, 12617360, 25234720]

約数ペア:

[(1, 25234720), (2, 12617360), (4, 6308680), (5, 5046944), (7, 3604960), (8, 3154340), (10, 2523472), (14, 1802480), (16, 1577170), (20, 1261736), (28, 901240), (32, 788585), (35, 720992), (40, 630868), (56, 450620), (70, 360496), (80, 315434), (112, 225310), (140, 180248), (160, 157717), (224, 112655), (280, 90124), (560, 45062), (1120, 22531)]