51381440

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1327}}^1$

素因数の和:1366

約数の個数: 84

約数和(自身を含む): 134587488

約数和(自身を除く): 83206048

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 160, 176, 220, 242, 320, 352, 440, 484, 605, 704, 880, 968, 1210, 1327, 1760, 1936, 2420, 2654, 3520, 3872, 4840, 5308, 6635, 7744, 9680, 10616, 13270, 14597, 19360, 21232, 26540, 29194, 38720, 42464, 53080, 58388, 72985, 84928, 106160, 116776, 145970, 160567, 212320, 233552, 291940, 321134, 424640, 467104, 583880, 642268, 802835, 934208, 1167760, 1284536, 1605670, 2335520, 2569072, 3211340, 4671040, 5138144, 6422680, 10276288, 12845360, 25690720, 51381440]

約数ペア:

[(1, 51381440), (2, 25690720), (4, 12845360), (5, 10276288), (8, 6422680), (10, 5138144), (11, 4671040), (16, 3211340), (20, 2569072), (22, 2335520), (32, 1605670), (40, 1284536), (44, 1167760), (55, 934208), (64, 802835), (80, 642268), (88, 583880), (110, 467104), (121, 424640), (160, 321134), (176, 291940), (220, 233552), (242, 212320), (320, 160567), (352, 145970), (440, 116776), (484, 106160), (605, 84928), (704, 72985), (880, 58388), (968, 53080), (1210, 42464), (1327, 38720), (1760, 29194), (1936, 26540), (2420, 21232), (2654, 19360), (3520, 14597), (3872, 13270), (4840, 10616), (5308, 9680), (6635, 7744)]