38712800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:281

約数の個数: 144

約数和(自身を含む): 111992832

約数和(自身を除く): 73280032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 50, 56, 62, 70, 80, 100, 112, 124, 140, 155, 160, 175, 200, 217, 223, 224, 248, 280, 310, 350, 400, 434, 446, 496, 560, 620, 700, 775, 800, 868, 892, 992, 1085, 1115, 1120, 1240, 1400, 1550, 1561, 1736, 1784, 2170, 2230, 2480, 2800, 3100, 3122, 3472, 3568, 4340, 4460, 4960, 5425, 5575, 5600, 6200, 6244, 6913, 6944, 7136, 7805, 8680, 8920, 10850, 11150, 12400, 12488, 13826, 15610, 17360, 17840, 21700, 22300, 24800, 24976, 27652, 31220, 34565, 34720, 35680, 39025, 43400, 44600, 48391, 49952, 55304, 62440, 69130, 78050, 86800, 89200, 96782, 110608, 124880, 138260, 156100, 172825, 173600, 178400, 193564, 221216, 241955, 249760, 276520, 312200, 345650, 387128, 483910, 553040, 624400, 691300, 774256, 967820, 1106080, 1209775, 1248800, 1382600, 1548512, 1935640, 2419550, 2765200, 3871280, 4839100, 5530400, 7742560, 9678200, 19356400, 38712800]

約数ペア:

[(1, 38712800), (2, 19356400), (4, 9678200), (5, 7742560), (7, 5530400), (8, 4839100), (10, 3871280), (14, 2765200), (16, 2419550), (20, 1935640), (25, 1548512), (28, 1382600), (31, 1248800), (32, 1209775), (35, 1106080), (40, 967820), (50, 774256), (56, 691300), (62, 624400), (70, 553040), (80, 483910), (100, 387128), (112, 345650), (124, 312200), (140, 276520), (155, 249760), (160, 241955), (175, 221216), (200, 193564), (217, 178400), (223, 173600), (224, 172825), (248, 156100), (280, 138260), (310, 124880), (350, 110608), (400, 96782), (434, 89200), (446, 86800), (496, 78050), (560, 69130), (620, 62440), (700, 55304), (775, 49952), (800, 48391), (868, 44600), (892, 43400), (992, 39025), (1085, 35680), (1115, 34720), (1120, 34565), (1240, 31220), (1400, 27652), (1550, 24976), (1561, 24800), (1736, 22300), (1784, 21700), (2170, 17840), (2230, 17360), (2480, 15610), (2800, 13826), (3100, 12488), (3122, 12400), (3472, 11150), (3568, 10850), (4340, 8920), (4460, 8680), (4960, 7805), (5425, 7136), (5575, 6944), (5600, 6913), (6200, 6244)]