138260000

素因数分解:

$2^5\times 5^4\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:284

約数の個数: 120

約数和(自身を含む): 352687104

約数和(自身を除く): 214427104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 80, 100, 124, 125, 155, 160, 200, 223, 248, 250, 310, 400, 446, 496, 500, 620, 625, 775, 800, 892, 992, 1000, 1115, 1240, 1250, 1550, 1784, 2000, 2230, 2480, 2500, 3100, 3568, 3875, 4000, 4460, 4960, 5000, 5575, 6200, 6913, 7136, 7750, 8920, 10000, 11150, 12400, 13826, 15500, 17840, 19375, 20000, 22300, 24800, 27652, 27875, 31000, 34565, 35680, 38750, 44600, 55304, 55750, 62000, 69130, 77500, 89200, 110608, 111500, 124000, 138260, 139375, 155000, 172825, 178400, 221216, 223000, 276520, 278750, 310000, 345650, 446000, 553040, 557500, 620000, 691300, 864125, 892000, 1106080, 1115000, 1382600, 1728250, 2230000, 2765200, 3456500, 4320625, 4460000, 5530400, 6913000, 8641250, 13826000, 17282500, 27652000, 34565000, 69130000, 138260000]

約数ペア:

[(1, 138260000), (2, 69130000), (4, 34565000), (5, 27652000), (8, 17282500), (10, 13826000), (16, 8641250), (20, 6913000), (25, 5530400), (31, 4460000), (32, 4320625), (40, 3456500), (50, 2765200), (62, 2230000), (80, 1728250), (100, 1382600), (124, 1115000), (125, 1106080), (155, 892000), (160, 864125), (200, 691300), (223, 620000), (248, 557500), (250, 553040), (310, 446000), (400, 345650), (446, 310000), (496, 278750), (500, 276520), (620, 223000), (625, 221216), (775, 178400), (800, 172825), (892, 155000), (992, 139375), (1000, 138260), (1115, 124000), (1240, 111500), (1250, 110608), (1550, 89200), (1784, 77500), (2000, 69130), (2230, 62000), (2480, 55750), (2500, 55304), (3100, 44600), (3568, 38750), (3875, 35680), (4000, 34565), (4460, 31000), (4960, 27875), (5000, 27652), (5575, 24800), (6200, 22300), (6913, 20000), (7136, 19375), (7750, 17840), (8920, 15500), (10000, 13826), (11150, 12400)]