89018720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{79481}}^1$

素因数の和:79503

約数の個数: 48

約数和(自身を含む): 240353568

約数和(自身を除く): 151334848

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, 79481, 158962, 317924, 397405, 556367, 635848, 794810, 1112734, 1271696, 1589620, 2225468, 2543392, 2781835, 3179240, 4450936, 5563670, 6358480, 8901872, 11127340, 12716960, 17803744, 22254680, 44509360, 89018720]

約数ペア:

[(1, 89018720), (2, 44509360), (4, 22254680), (5, 17803744), (7, 12716960), (8, 11127340), (10, 8901872), (14, 6358480), (16, 5563670), (20, 4450936), (28, 3179240), (32, 2781835), (35, 2543392), (40, 2225468), (56, 1589620), (70, 1271696), (80, 1112734), (112, 794810), (140, 635848), (160, 556367), (224, 397405), (280, 317924), (560, 158962), (1120, 79481)]