64249040

素因数分解:

$2^4\times 5^1\times {\mathrm{293}}^1\times {\mathrm{2741}}^1$

素因数の和:3047

約数の個数: 40

約数和(自身を含む): 149943528

約数和(自身を除く): 85694488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 293, 586, 1172, 1465, 2344, 2741, 2930, 4688, 5482, 5860, 10964, 11720, 13705, 21928, 23440, 27410, 43856, 54820, 109640, 219280, 803113, 1606226, 3212452, 4015565, 6424904, 8031130, 12849808, 16062260, 32124520, 64249040]

約数ペア:

[(1, 64249040), (2, 32124520), (4, 16062260), (5, 12849808), (8, 8031130), (10, 6424904), (16, 4015565), (20, 3212452), (40, 1606226), (80, 803113), (293, 219280), (586, 109640), (1172, 54820), (1465, 43856), (2344, 27410), (2741, 23440), (2930, 21928), (4688, 13705), (5482, 11720), (5860, 10964)]