198929600

素因数分解:

$2^6\times 5^2\times {\mathrm{101}}^1\times {\mathrm{1231}}^1$

素因数の和:1354

約数の個数: 84

約数和(自身を含む): 494739168

約数和(自身を除く): 295809568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 101, 160, 200, 202, 320, 400, 404, 505, 800, 808, 1010, 1231, 1600, 1616, 2020, 2462, 2525, 3232, 4040, 4924, 5050, 6155, 6464, 8080, 9848, 10100, 12310, 16160, 19696, 20200, 24620, 30775, 32320, 39392, 40400, 49240, 61550, 78784, 80800, 98480, 123100, 124331, 161600, 196960, 246200, 248662, 393920, 492400, 497324, 621655, 984800, 994648, 1243310, 1969600, 1989296, 2486620, 3108275, 3978592, 4973240, 6216550, 7957184, 9946480, 12433100, 19892960, 24866200, 39785920, 49732400, 99464800, 198929600]

約数ペア:

[(1, 198929600), (2, 99464800), (4, 49732400), (5, 39785920), (8, 24866200), (10, 19892960), (16, 12433100), (20, 9946480), (25, 7957184), (32, 6216550), (40, 4973240), (50, 3978592), (64, 3108275), (80, 2486620), (100, 1989296), (101, 1969600), (160, 1243310), (200, 994648), (202, 984800), (320, 621655), (400, 497324), (404, 492400), (505, 393920), (800, 248662), (808, 246200), (1010, 196960), (1231, 161600), (1600, 124331), (1616, 123100), (2020, 98480), (2462, 80800), (2525, 78784), (3232, 61550), (4040, 49240), (4924, 40400), (5050, 39392), (6155, 32320), (6464, 30775), (8080, 24620), (9848, 20200), (10100, 19696), (12310, 16160)]