25215500

素因数分解:

$2^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:132

約数の個数: 96

約数和(自身を含む): 59754240

約数和(自身を除く): 34538740

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 37, 47, 50, 58, 74, 94, 100, 116, 125, 145, 148, 185, 188, 235, 250, 290, 370, 470, 500, 580, 725, 740, 925, 940, 1073, 1175, 1363, 1450, 1739, 1850, 2146, 2350, 2726, 2900, 3478, 3625, 3700, 4292, 4625, 4700, 5365, 5452, 5875, 6815, 6956, 7250, 8695, 9250, 10730, 11750, 13630, 14500, 17390, 18500, 21460, 23500, 26825, 27260, 34075, 34780, 43475, 50431, 53650, 68150, 86950, 100862, 107300, 134125, 136300, 170375, 173900, 201724, 217375, 252155, 268250, 340750, 434750, 504310, 536500, 681500, 869500, 1008620, 1260775, 2521550, 5043100, 6303875, 12607750, 25215500]

約数ペア:

[(1, 25215500), (2, 12607750), (4, 6303875), (5, 5043100), (10, 2521550), (20, 1260775), (25, 1008620), (29, 869500), (37, 681500), (47, 536500), (50, 504310), (58, 434750), (74, 340750), (94, 268250), (100, 252155), (116, 217375), (125, 201724), (145, 173900), (148, 170375), (185, 136300), (188, 134125), (235, 107300), (250, 100862), (290, 86950), (370, 68150), (470, 53650), (500, 50431), (580, 43475), (725, 34780), (740, 34075), (925, 27260), (940, 26825), (1073, 23500), (1175, 21460), (1363, 18500), (1450, 17390), (1739, 14500), (1850, 13630), (2146, 11750), (2350, 10730), (2726, 9250), (2900, 8695), (3478, 7250), (3625, 6956), (3700, 6815), (4292, 5875), (4625, 5452), (4700, 5365)]