80520752

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{5303}}^1$

素因数の和:5397

約数の個数: 40

約数和(自身を含む): 170343264

約数和(自身を除く): 89822512

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 73, 104, 146, 208, 292, 584, 949, 1168, 1898, 3796, 5303, 7592, 10606, 15184, 21212, 42424, 68939, 84848, 137878, 275756, 387119, 551512, 774238, 1103024, 1548476, 3096952, 5032547, 6193904, 10065094, 20130188, 40260376, 80520752]

約数ペア:

[(1, 80520752), (2, 40260376), (4, 20130188), (8, 10065094), (13, 6193904), (16, 5032547), (26, 3096952), (52, 1548476), (73, 1103024), (104, 774238), (146, 551512), (208, 387119), (292, 275756), (584, 137878), (949, 84848), (1168, 68939), (1898, 42424), (3796, 21212), (5303, 15184), (7592, 10606)]