78468320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{70061}}^1$

素因数の和:70083

約数の個数: 48

約数和(自身を含む): 211867488

約数和(自身を除く): 133399168

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, 70061, 140122, 280244, 350305, 490427, 560488, 700610, 980854, 1120976, 1401220, 1961708, 2241952, 2452135, 2802440, 3923416, 4904270, 5604880, 7846832, 9808540, 11209760, 15693664, 19617080, 39234160, 78468320]

約数ペア:

[(1, 78468320), (2, 39234160), (4, 19617080), (5, 15693664), (7, 11209760), (8, 9808540), (10, 7846832), (14, 5604880), (16, 4904270), (20, 3923416), (28, 2802440), (32, 2452135), (35, 2241952), (40, 1961708), (56, 1401220), (70, 1120976), (80, 980854), (112, 700610), (140, 560488), (160, 490427), (224, 350305), (280, 280244), (560, 140122), (1120, 70061)]