64984960

素因数分解:

$2^7\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1721}}^1$

素因数の和:1799

約数の個数: 64

約数和(自身を含む): 158079600

約数和(自身を除く): 93094640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 128, 160, 236, 295, 320, 472, 590, 640, 944, 1180, 1721, 1888, 2360, 3442, 3776, 4720, 6884, 7552, 8605, 9440, 13768, 17210, 18880, 27536, 34420, 37760, 55072, 68840, 101539, 110144, 137680, 203078, 220288, 275360, 406156, 507695, 550720, 812312, 1015390, 1101440, 1624624, 2030780, 3249248, 4061560, 6498496, 8123120, 12996992, 16246240, 32492480, 64984960]

約数ペア:

[(1, 64984960), (2, 32492480), (4, 16246240), (5, 12996992), (8, 8123120), (10, 6498496), (16, 4061560), (20, 3249248), (32, 2030780), (40, 1624624), (59, 1101440), (64, 1015390), (80, 812312), (118, 550720), (128, 507695), (160, 406156), (236, 275360), (295, 220288), (320, 203078), (472, 137680), (590, 110144), (640, 101539), (944, 68840), (1180, 55072), (1721, 37760), (1888, 34420), (2360, 27536), (3442, 18880), (3776, 17210), (4720, 13768), (6884, 9440), (7552, 8605)]