78939176

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{151}}^1\times {\mathrm{647}}^1$

素因数の和:905

約数の個数: 32

約数和(自身を含む): 150698880

約数和(自身を除く): 71759704

約数列:

[1, 2, 4, 8, 101, 151, 202, 302, 404, 604, 647, 808, 1208, 1294, 2588, 5176, 15251, 30502, 61004, 65347, 97697, 122008, 130694, 195394, 261388, 390788, 522776, 781576, 9867397, 19734794, 39469588, 78939176]

約数ペア:

[(1, 78939176), (2, 39469588), (4, 19734794), (8, 9867397), (101, 781576), (151, 522776), (202, 390788), (302, 261388), (404, 195394), (604, 130694), (647, 122008), (808, 97697), (1208, 65347), (1294, 61004), (2588, 30502), (5176, 15251)]