81256704

素因数分解:

$2^8\times 3^1\times {\mathrm{31}}^1\times {\mathrm{3413}}^1$

素因数の和:3463

約数の個数: 72

約数和(自身を含む): 223302912

約数和(自身を除く): 142046208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 256, 372, 384, 496, 744, 768, 992, 1488, 1984, 2976, 3413, 3968, 5952, 6826, 7936, 10239, 11904, 13652, 20478, 23808, 27304, 40956, 54608, 81912, 105803, 109216, 163824, 211606, 218432, 317409, 327648, 423212, 436864, 634818, 655296, 846424, 873728, 1269636, 1310592, 1692848, 2539272, 2621184, 3385696, 5078544, 6771392, 10157088, 13542784, 20314176, 27085568, 40628352, 81256704]

約数ペア:

[(1, 81256704), (2, 40628352), (3, 27085568), (4, 20314176), (6, 13542784), (8, 10157088), (12, 6771392), (16, 5078544), (24, 3385696), (31, 2621184), (32, 2539272), (48, 1692848), (62, 1310592), (64, 1269636), (93, 873728), (96, 846424), (124, 655296), (128, 634818), (186, 436864), (192, 423212), (248, 327648), (256, 317409), (372, 218432), (384, 211606), (496, 163824), (744, 109216), (768, 105803), (992, 81912), (1488, 54608), (1984, 40956), (2976, 27304), (3413, 23808), (3968, 20478), (5952, 13652), (6826, 11904), (7936, 10239)]