64831480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10067}}^1$

素因数の和:10108

約数の個数: 64

約数和(自身を含む): 173975040

約数和(自身を除く): 109143560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 10067, 20134, 40268, 50335, 70469, 80536, 100670, 140938, 201340, 231541, 281876, 352345, 402680, 463082, 563752, 704690, 926164, 1157705, 1409380, 1620787, 1852328, 2315410, 2818760, 3241574, 4630820, 6483148, 8103935, 9261640, 12966296, 16207870, 32415740, 64831480]

約数ペア:

[(1, 64831480), (2, 32415740), (4, 16207870), (5, 12966296), (7, 9261640), (8, 8103935), (10, 6483148), (14, 4630820), (20, 3241574), (23, 2818760), (28, 2315410), (35, 1852328), (40, 1620787), (46, 1409380), (56, 1157705), (70, 926164), (92, 704690), (115, 563752), (140, 463082), (161, 402680), (184, 352345), (230, 281876), (280, 231541), (322, 201340), (460, 140938), (644, 100670), (805, 80536), (920, 70469), (1288, 50335), (1610, 40268), (3220, 20134), (6440, 10067)]