80900400

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{9631}}^1$

素因数の和:9659

約数の個数: 120

約数和(自身を含む): 296203264

約数和(自身を除く): 215302864

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 140, 150, 168, 175, 200, 210, 240, 280, 300, 336, 350, 400, 420, 525, 560, 600, 700, 840, 1050, 1200, 1400, 1680, 2100, 2800, 4200, 8400, 9631, 19262, 28893, 38524, 48155, 57786, 67417, 77048, 96310, 115572, 134834, 144465, 154096, 192620, 202251, 231144, 240775, 269668, 288930, 337085, 385240, 404502, 462288, 481550, 539336, 577860, 674170, 722325, 770480, 809004, 963100, 1011255, 1078672, 1155720, 1348340, 1444650, 1618008, 1685425, 1926200, 2022510, 2311440, 2696680, 2889300, 3236016, 3370850, 3852400, 4045020, 5056275, 5393360, 5778600, 6741700, 8090040, 10112550, 11557200, 13483400, 16180080, 20225100, 26966800, 40450200, 80900400]

約数ペア:

[(1, 80900400), (2, 40450200), (3, 26966800), (4, 20225100), (5, 16180080), (6, 13483400), (7, 11557200), (8, 10112550), (10, 8090040), (12, 6741700), (14, 5778600), (15, 5393360), (16, 5056275), (20, 4045020), (21, 3852400), (24, 3370850), (25, 3236016), (28, 2889300), (30, 2696680), (35, 2311440), (40, 2022510), (42, 1926200), (48, 1685425), (50, 1618008), (56, 1444650), (60, 1348340), (70, 1155720), (75, 1078672), (80, 1011255), (84, 963100), (100, 809004), (105, 770480), (112, 722325), (120, 674170), (140, 577860), (150, 539336), (168, 481550), (175, 462288), (200, 404502), (210, 385240), (240, 337085), (280, 288930), (300, 269668), (336, 240775), (350, 231144), (400, 202251), (420, 192620), (525, 154096), (560, 144465), (600, 134834), (700, 115572), (840, 96310), (1050, 77048), (1200, 67417), (1400, 57786), (1680, 48155), (2100, 38524), (2800, 28893), (4200, 19262), (8400, 9631)]