64805200

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{8527}}^1$

素因数の和:8564

約数の個数: 60

約数和(自身を含む): 163908160

約数和(自身を除く): 99102960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3800, 7600, 8527, 17054, 34108, 42635, 68216, 85270, 136432, 162013, 170540, 213175, 324026, 341080, 426350, 648052, 682160, 810065, 852700, 1296104, 1620130, 1705400, 2592208, 3240260, 3410800, 4050325, 6480520, 8100650, 12961040, 16201300, 32402600, 64805200]

約数ペア:

[(1, 64805200), (2, 32402600), (4, 16201300), (5, 12961040), (8, 8100650), (10, 6480520), (16, 4050325), (19, 3410800), (20, 3240260), (25, 2592208), (38, 1705400), (40, 1620130), (50, 1296104), (76, 852700), (80, 810065), (95, 682160), (100, 648052), (152, 426350), (190, 341080), (200, 324026), (304, 213175), (380, 170540), (400, 162013), (475, 136432), (760, 85270), (950, 68216), (1520, 42635), (1900, 34108), (3800, 17054), (7600, 8527)]