16127680

素因数分解:

$2^6\times 5^1\times {\mathrm{101}}^1\times {\mathrm{499}}^1$

素因数の和:617

約数の個数: 56

約数和(自身を含む): 38862000

約数和(自身を除く): 22734320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 160, 202, 320, 404, 499, 505, 808, 998, 1010, 1616, 1996, 2020, 2495, 3232, 3992, 4040, 4990, 6464, 7984, 8080, 9980, 15968, 16160, 19960, 31936, 32320, 39920, 50399, 79840, 100798, 159680, 201596, 251995, 403192, 503990, 806384, 1007980, 1612768, 2015960, 3225536, 4031920, 8063840, 16127680]

約数ペア:

[(1, 16127680), (2, 8063840), (4, 4031920), (5, 3225536), (8, 2015960), (10, 1612768), (16, 1007980), (20, 806384), (32, 503990), (40, 403192), (64, 251995), (80, 201596), (101, 159680), (160, 100798), (202, 79840), (320, 50399), (404, 39920), (499, 32320), (505, 31936), (808, 19960), (998, 16160), (1010, 15968), (1616, 9980), (1996, 8080), (2020, 7984), (2495, 6464), (3232, 4990), (3992, 4040)]