26688900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:274

約数の個数: 144

約数和(自身を含む): 89994240

約数和(自身を除く): 63305340

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 71, 75, 84, 100, 105, 140, 142, 150, 175, 179, 210, 213, 284, 300, 350, 355, 358, 420, 426, 497, 525, 537, 700, 710, 716, 852, 895, 994, 1050, 1065, 1074, 1253, 1420, 1491, 1775, 1790, 1988, 2100, 2130, 2148, 2485, 2506, 2685, 2982, 3550, 3580, 3759, 4260, 4475, 4970, 5012, 5325, 5370, 5964, 6265, 7100, 7455, 7518, 8950, 9940, 10650, 10740, 12425, 12530, 12709, 13425, 14910, 15036, 17900, 18795, 21300, 24850, 25060, 25418, 26850, 29820, 31325, 37275, 37590, 38127, 49700, 50836, 53700, 62650, 63545, 74550, 75180, 76254, 88963, 93975, 125300, 127090, 149100, 152508, 177926, 187950, 190635, 254180, 266889, 317725, 355852, 375900, 381270, 444815, 533778, 635450, 762540, 889630, 953175, 1067556, 1270900, 1334445, 1779260, 1906350, 2224075, 2668890, 3812700, 4448150, 5337780, 6672225, 8896300, 13344450, 26688900]

約数ペア:

[(1, 26688900), (2, 13344450), (3, 8896300), (4, 6672225), (5, 5337780), (6, 4448150), (7, 3812700), (10, 2668890), (12, 2224075), (14, 1906350), (15, 1779260), (20, 1334445), (21, 1270900), (25, 1067556), (28, 953175), (30, 889630), (35, 762540), (42, 635450), (50, 533778), (60, 444815), (70, 381270), (71, 375900), (75, 355852), (84, 317725), (100, 266889), (105, 254180), (140, 190635), (142, 187950), (150, 177926), (175, 152508), (179, 149100), (210, 127090), (213, 125300), (284, 93975), (300, 88963), (350, 76254), (355, 75180), (358, 74550), (420, 63545), (426, 62650), (497, 53700), (525, 50836), (537, 49700), (700, 38127), (710, 37590), (716, 37275), (852, 31325), (895, 29820), (994, 26850), (1050, 25418), (1065, 25060), (1074, 24850), (1253, 21300), (1420, 18795), (1491, 17900), (1775, 15036), (1790, 14910), (1988, 13425), (2100, 12709), (2130, 12530), (2148, 12425), (2485, 10740), (2506, 10650), (2685, 9940), (2982, 8950), (3550, 7518), (3580, 7455), (3759, 7100), (4260, 6265), (4475, 5964), (4970, 5370), (5012, 5325)]