65868160

素因数分解:

$2^7\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1019}}^1$

素因数の和:1139

約数の個数: 64

約数和(自身を含む): 159181200

約数和(自身を除く): 93313040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 128, 160, 202, 320, 404, 505, 640, 808, 1010, 1019, 1616, 2020, 2038, 3232, 4040, 4076, 5095, 6464, 8080, 8152, 10190, 12928, 16160, 16304, 20380, 32320, 32608, 40760, 64640, 65216, 81520, 102919, 130432, 163040, 205838, 326080, 411676, 514595, 652160, 823352, 1029190, 1646704, 2058380, 3293408, 4116760, 6586816, 8233520, 13173632, 16467040, 32934080, 65868160]

約数ペア:

[(1, 65868160), (2, 32934080), (4, 16467040), (5, 13173632), (8, 8233520), (10, 6586816), (16, 4116760), (20, 3293408), (32, 2058380), (40, 1646704), (64, 1029190), (80, 823352), (101, 652160), (128, 514595), (160, 411676), (202, 326080), (320, 205838), (404, 163040), (505, 130432), (640, 102919), (808, 81520), (1010, 65216), (1019, 64640), (1616, 40760), (2020, 32608), (2038, 32320), (3232, 20380), (4040, 16304), (4076, 16160), (5095, 12928), (6464, 10190), (8080, 8152)]