38848640

素因数分解:

$2^7\times 5^1\times {\mathrm{101}}^1\times {\mathrm{601}}^1$

素因数の和:721

約数の個数: 64

約数和(自身を含む): 93948120

約数和(自身を除く): 55099480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 128, 160, 202, 320, 404, 505, 601, 640, 808, 1010, 1202, 1616, 2020, 2404, 3005, 3232, 4040, 4808, 6010, 6464, 8080, 9616, 12020, 12928, 16160, 19232, 24040, 32320, 38464, 48080, 60701, 64640, 76928, 96160, 121402, 192320, 242804, 303505, 384640, 485608, 607010, 971216, 1214020, 1942432, 2428040, 3884864, 4856080, 7769728, 9712160, 19424320, 38848640]

約数ペア:

[(1, 38848640), (2, 19424320), (4, 9712160), (5, 7769728), (8, 4856080), (10, 3884864), (16, 2428040), (20, 1942432), (32, 1214020), (40, 971216), (64, 607010), (80, 485608), (101, 384640), (128, 303505), (160, 242804), (202, 192320), (320, 121402), (404, 96160), (505, 76928), (601, 64640), (640, 60701), (808, 48080), (1010, 38464), (1202, 32320), (1616, 24040), (2020, 19232), (2404, 16160), (3005, 12928), (3232, 12020), (4040, 9616), (4808, 8080), (6010, 6464)]