25540900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 71995392

約数和(自身を除く): 46454492

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 31, 35, 44, 50, 55, 62, 70, 77, 100, 107, 110, 124, 140, 154, 155, 175, 214, 217, 220, 275, 308, 310, 341, 350, 385, 428, 434, 535, 550, 620, 682, 700, 749, 770, 775, 868, 1070, 1085, 1100, 1177, 1364, 1498, 1540, 1550, 1705, 1925, 2140, 2170, 2354, 2387, 2675, 2996, 3100, 3317, 3410, 3745, 3850, 4340, 4708, 4774, 5350, 5425, 5885, 6634, 6820, 7490, 7700, 8239, 8525, 9548, 10700, 10850, 11770, 11935, 13268, 14980, 16478, 16585, 17050, 18725, 21700, 23219, 23540, 23870, 29425, 32956, 33170, 34100, 36487, 37450, 41195, 46438, 47740, 58850, 59675, 66340, 72974, 74900, 82390, 82925, 92876, 116095, 117700, 119350, 145948, 164780, 165850, 182435, 205975, 232190, 238700, 255409, 331700, 364870, 411950, 464380, 510818, 580475, 729740, 823900, 912175, 1021636, 1160950, 1277045, 1824350, 2321900, 2554090, 3648700, 5108180, 6385225, 12770450, 25540900]

約数ペア:

[(1, 25540900), (2, 12770450), (4, 6385225), (5, 5108180), (7, 3648700), (10, 2554090), (11, 2321900), (14, 1824350), (20, 1277045), (22, 1160950), (25, 1021636), (28, 912175), (31, 823900), (35, 729740), (44, 580475), (50, 510818), (55, 464380), (62, 411950), (70, 364870), (77, 331700), (100, 255409), (107, 238700), (110, 232190), (124, 205975), (140, 182435), (154, 165850), (155, 164780), (175, 145948), (214, 119350), (217, 117700), (220, 116095), (275, 92876), (308, 82925), (310, 82390), (341, 74900), (350, 72974), (385, 66340), (428, 59675), (434, 58850), (535, 47740), (550, 46438), (620, 41195), (682, 37450), (700, 36487), (749, 34100), (770, 33170), (775, 32956), (868, 29425), (1070, 23870), (1085, 23540), (1100, 23219), (1177, 21700), (1364, 18725), (1498, 17050), (1540, 16585), (1550, 16478), (1705, 14980), (1925, 13268), (2140, 11935), (2170, 11770), (2354, 10850), (2387, 10700), (2675, 9548), (2996, 8525), (3100, 8239), (3317, 7700), (3410, 7490), (3745, 6820), (3850, 6634), (4340, 5885), (4708, 5425), (4774, 5350)]