78710080

素因数分解:

$2^6\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1103}}^1$

素因数の和:1343

約数の個数: 56

約数和(自身を含む): 188439552

約数和(自身を除く): 109729472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 223, 320, 446, 892, 1103, 1115, 1784, 2206, 2230, 3568, 4412, 4460, 5515, 7136, 8824, 8920, 11030, 14272, 17648, 17840, 22060, 35296, 35680, 44120, 70592, 71360, 88240, 176480, 245969, 352960, 491938, 983876, 1229845, 1967752, 2459690, 3935504, 4919380, 7871008, 9838760, 15742016, 19677520, 39355040, 78710080]

約数ペア:

[(1, 78710080), (2, 39355040), (4, 19677520), (5, 15742016), (8, 9838760), (10, 7871008), (16, 4919380), (20, 3935504), (32, 2459690), (40, 1967752), (64, 1229845), (80, 983876), (160, 491938), (223, 352960), (320, 245969), (446, 176480), (892, 88240), (1103, 71360), (1115, 70592), (1784, 44120), (2206, 35680), (2230, 35296), (3568, 22060), (4412, 17840), (4460, 17648), (5515, 14272), (7136, 11030), (8824, 8920)]