84545120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^3\times {\mathrm{397}}^1$

素因数の和:445

約数の個数: 96

約数和(自身を含む): 220250016

約数和(自身を除く): 135704896

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 397, 440, 484, 605, 794, 880, 968, 1210, 1331, 1588, 1760, 1936, 1985, 2420, 2662, 3176, 3872, 3970, 4367, 4840, 5324, 6352, 6655, 7940, 8734, 9680, 10648, 12704, 13310, 15880, 17468, 19360, 21296, 21835, 26620, 31760, 34936, 42592, 43670, 48037, 53240, 63520, 69872, 87340, 96074, 106480, 139744, 174680, 192148, 212960, 240185, 349360, 384296, 480370, 528407, 698720, 768592, 960740, 1056814, 1537184, 1921480, 2113628, 2642035, 3842960, 4227256, 5284070, 7685920, 8454512, 10568140, 16909024, 21136280, 42272560, 84545120]

約数ペア:

[(1, 84545120), (2, 42272560), (4, 21136280), (5, 16909024), (8, 10568140), (10, 8454512), (11, 7685920), (16, 5284070), (20, 4227256), (22, 3842960), (32, 2642035), (40, 2113628), (44, 1921480), (55, 1537184), (80, 1056814), (88, 960740), (110, 768592), (121, 698720), (160, 528407), (176, 480370), (220, 384296), (242, 349360), (352, 240185), (397, 212960), (440, 192148), (484, 174680), (605, 139744), (794, 106480), (880, 96074), (968, 87340), (1210, 69872), (1331, 63520), (1588, 53240), (1760, 48037), (1936, 43670), (1985, 42592), (2420, 34936), (2662, 31760), (3176, 26620), (3872, 21835), (3970, 21296), (4367, 19360), (4840, 17468), (5324, 15880), (6352, 13310), (6655, 12704), (7940, 10648), (8734, 9680)]