80072960

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^3\times {\mathrm{47}}^1$

素因数の和:101

約数の個数: 144

約数和(自身を含む): 215453952

約数和(自身を除く): 135380992

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 47, 55, 64, 80, 88, 94, 110, 121, 128, 160, 176, 188, 220, 235, 242, 256, 320, 352, 376, 440, 470, 484, 517, 605, 640, 704, 752, 880, 940, 968, 1034, 1210, 1280, 1331, 1408, 1504, 1760, 1880, 1936, 2068, 2420, 2585, 2662, 2816, 3008, 3520, 3760, 3872, 4136, 4840, 5170, 5324, 5687, 6016, 6655, 7040, 7520, 7744, 8272, 9680, 10340, 10648, 11374, 12032, 13310, 14080, 15040, 15488, 16544, 19360, 20680, 21296, 22748, 26620, 28435, 30080, 30976, 33088, 38720, 41360, 42592, 45496, 53240, 56870, 60160, 62557, 66176, 77440, 82720, 85184, 90992, 106480, 113740, 125114, 132352, 154880, 165440, 170368, 181984, 212960, 227480, 250228, 312785, 330880, 340736, 363968, 425920, 454960, 500456, 625570, 661760, 727936, 851840, 909920, 1000912, 1251140, 1455872, 1703680, 1819840, 2001824, 2502280, 3639680, 4003648, 5004560, 7279360, 8007296, 10009120, 16014592, 20018240, 40036480, 80072960]

約数ペア:

[(1, 80072960), (2, 40036480), (4, 20018240), (5, 16014592), (8, 10009120), (10, 8007296), (11, 7279360), (16, 5004560), (20, 4003648), (22, 3639680), (32, 2502280), (40, 2001824), (44, 1819840), (47, 1703680), (55, 1455872), (64, 1251140), (80, 1000912), (88, 909920), (94, 851840), (110, 727936), (121, 661760), (128, 625570), (160, 500456), (176, 454960), (188, 425920), (220, 363968), (235, 340736), (242, 330880), (256, 312785), (320, 250228), (352, 227480), (376, 212960), (440, 181984), (470, 170368), (484, 165440), (517, 154880), (605, 132352), (640, 125114), (704, 113740), (752, 106480), (880, 90992), (940, 85184), (968, 82720), (1034, 77440), (1210, 66176), (1280, 62557), (1331, 60160), (1408, 56870), (1504, 53240), (1760, 45496), (1880, 42592), (1936, 41360), (2068, 38720), (2420, 33088), (2585, 30976), (2662, 30080), (2816, 28435), (3008, 26620), (3520, 22748), (3760, 21296), (3872, 20680), (4136, 19360), (4840, 16544), (5170, 15488), (5324, 15040), (5687, 14080), (6016, 13310), (6655, 12032), (7040, 11374), (7520, 10648), (7744, 10340), (8272, 9680)]