81163776

素因数分解:

$2^9\times 3^1\times {\mathrm{53}}^1\times {\mathrm{997}}^1$

素因数の和:1071

約数の個数: 80

約数和(自身を含む): 220526064

約数和(自身を除く): 139362288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 53, 64, 96, 106, 128, 159, 192, 212, 256, 318, 384, 424, 512, 636, 768, 848, 997, 1272, 1536, 1696, 1994, 2544, 2991, 3392, 3988, 5088, 5982, 6784, 7976, 10176, 11964, 13568, 15952, 20352, 23928, 27136, 31904, 40704, 47856, 52841, 63808, 81408, 95712, 105682, 127616, 158523, 191424, 211364, 255232, 317046, 382848, 422728, 510464, 634092, 765696, 845456, 1268184, 1531392, 1690912, 2536368, 3381824, 5072736, 6763648, 10145472, 13527296, 20290944, 27054592, 40581888, 81163776]

約数ペア:

[(1, 81163776), (2, 40581888), (3, 27054592), (4, 20290944), (6, 13527296), (8, 10145472), (12, 6763648), (16, 5072736), (24, 3381824), (32, 2536368), (48, 1690912), (53, 1531392), (64, 1268184), (96, 845456), (106, 765696), (128, 634092), (159, 510464), (192, 422728), (212, 382848), (256, 317046), (318, 255232), (384, 211364), (424, 191424), (512, 158523), (636, 127616), (768, 105682), (848, 95712), (997, 81408), (1272, 63808), (1536, 52841), (1696, 47856), (1994, 40704), (2544, 31904), (2991, 27136), (3392, 23928), (3988, 20352), (5088, 15952), (5982, 13568), (6784, 11964), (7976, 10176)]