81951768

素因数分解:

$2^3\times 3^2\times {\mathrm{499}}^1\times {\mathrm{2281}}^1$

素因数の和:2792

約数の個数: 48

約数和(自身を含む): 222495000

約数和(自身を除く): 140543232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 499, 998, 1497, 1996, 2281, 2994, 3992, 4491, 4562, 5988, 6843, 8982, 9124, 11976, 13686, 17964, 18248, 20529, 27372, 35928, 41058, 54744, 82116, 164232, 1138219, 2276438, 3414657, 4552876, 6829314, 9105752, 10243971, 13658628, 20487942, 27317256, 40975884, 81951768]

約数ペア:

[(1, 81951768), (2, 40975884), (3, 27317256), (4, 20487942), (6, 13658628), (8, 10243971), (9, 9105752), (12, 6829314), (18, 4552876), (24, 3414657), (36, 2276438), (72, 1138219), (499, 164232), (998, 82116), (1497, 54744), (1996, 41058), (2281, 35928), (2994, 27372), (3992, 20529), (4491, 18248), (4562, 17964), (5988, 13686), (6843, 11976), (8982, 9124)]