18503200

素因数分解:

$2^5\times 5^2\times {\mathrm{101}}^1\times {\mathrm{229}}^1$

素因数の和:350

約数の個数: 72

約数和(自身を含む): 45817380

約数和(自身を除く): 27314180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 101, 160, 200, 202, 229, 400, 404, 458, 505, 800, 808, 916, 1010, 1145, 1616, 1832, 2020, 2290, 2525, 3232, 3664, 4040, 4580, 5050, 5725, 7328, 8080, 9160, 10100, 11450, 16160, 18320, 20200, 22900, 23129, 36640, 40400, 45800, 46258, 80800, 91600, 92516, 115645, 183200, 185032, 231290, 370064, 462580, 578225, 740128, 925160, 1156450, 1850320, 2312900, 3700640, 4625800, 9251600, 18503200]

約数ペア:

[(1, 18503200), (2, 9251600), (4, 4625800), (5, 3700640), (8, 2312900), (10, 1850320), (16, 1156450), (20, 925160), (25, 740128), (32, 578225), (40, 462580), (50, 370064), (80, 231290), (100, 185032), (101, 183200), (160, 115645), (200, 92516), (202, 91600), (229, 80800), (400, 46258), (404, 45800), (458, 40400), (505, 36640), (800, 23129), (808, 22900), (916, 20200), (1010, 18320), (1145, 16160), (1616, 11450), (1832, 10100), (2020, 9160), (2290, 8080), (2525, 7328), (3232, 5725), (3664, 5050), (4040, 4580)]