201778000

素因数分解:

$2^4\times 5^3\times {\mathrm{233}}^1\times {\mathrm{433}}^1$

素因数の和:689

約数の個数: 80

約数和(自身を含む): 491124816

約数和(自身を除く): 289346816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 233, 250, 400, 433, 466, 500, 866, 932, 1000, 1165, 1732, 1864, 2000, 2165, 2330, 3464, 3728, 4330, 4660, 5825, 6928, 8660, 9320, 10825, 11650, 17320, 18640, 21650, 23300, 29125, 34640, 43300, 46600, 54125, 58250, 86600, 93200, 100889, 108250, 116500, 173200, 201778, 216500, 233000, 403556, 433000, 466000, 504445, 807112, 866000, 1008890, 1614224, 2017780, 2522225, 4035560, 5044450, 8071120, 10088900, 12611125, 20177800, 25222250, 40355600, 50444500, 100889000, 201778000]

約数ペア:

[(1, 201778000), (2, 100889000), (4, 50444500), (5, 40355600), (8, 25222250), (10, 20177800), (16, 12611125), (20, 10088900), (25, 8071120), (40, 5044450), (50, 4035560), (80, 2522225), (100, 2017780), (125, 1614224), (200, 1008890), (233, 866000), (250, 807112), (400, 504445), (433, 466000), (466, 433000), (500, 403556), (866, 233000), (932, 216500), (1000, 201778), (1165, 173200), (1732, 116500), (1864, 108250), (2000, 100889), (2165, 93200), (2330, 86600), (3464, 58250), (3728, 54125), (4330, 46600), (4660, 43300), (5825, 34640), (6928, 29125), (8660, 23300), (9320, 21650), (10825, 18640), (11650, 17320)]