79929040

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{12647}}^1$

素因数の和:12739

約数の個数: 40

約数和(自身を含む): 188202240

約数和(自身を除く): 108273200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 12647, 25294, 50588, 63235, 101176, 126470, 202352, 252940, 505880, 999113, 1011760, 1998226, 3996452, 4995565, 7992904, 9991130, 15985808, 19982260, 39964520, 79929040]

約数ペア:

[(1, 79929040), (2, 39964520), (4, 19982260), (5, 15985808), (8, 9991130), (10, 7992904), (16, 4995565), (20, 3996452), (40, 1998226), (79, 1011760), (80, 999113), (158, 505880), (316, 252940), (395, 202352), (632, 126470), (790, 101176), (1264, 63235), (1580, 50588), (3160, 25294), (6320, 12647)]