78878176

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1493}}^1$

素因数の和:1643

約数の個数: 48

約数和(自身を含む): 168666624

約数和(自身を除く): 89788448

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 127, 208, 254, 416, 508, 1016, 1493, 1651, 2032, 2986, 3302, 4064, 5972, 6604, 11944, 13208, 19409, 23888, 26416, 38818, 47776, 52832, 77636, 155272, 189611, 310544, 379222, 621088, 758444, 1516888, 2464943, 3033776, 4929886, 6067552, 9859772, 19719544, 39439088, 78878176]

約数ペア:

[(1, 78878176), (2, 39439088), (4, 19719544), (8, 9859772), (13, 6067552), (16, 4929886), (26, 3033776), (32, 2464943), (52, 1516888), (104, 758444), (127, 621088), (208, 379222), (254, 310544), (416, 189611), (508, 155272), (1016, 77636), (1493, 52832), (1651, 47776), (2032, 38818), (2986, 26416), (3302, 23888), (4064, 19409), (5972, 13208), (6604, 11944)]