81002176

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{433}}^1$

素因数の和:561

約数の個数: 56

約数和(自身を含む): 167558720

約数和(自身を除く): 86556544

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 79, 148, 158, 296, 316, 433, 592, 632, 866, 1184, 1264, 1732, 2368, 2528, 2923, 3464, 5056, 5846, 6928, 11692, 13856, 16021, 23384, 27712, 32042, 34207, 46768, 64084, 68414, 93536, 128168, 136828, 187072, 256336, 273656, 512672, 547312, 1025344, 1094624, 1265659, 2189248, 2531318, 5062636, 10125272, 20250544, 40501088, 81002176]

約数ペア:

[(1, 81002176), (2, 40501088), (4, 20250544), (8, 10125272), (16, 5062636), (32, 2531318), (37, 2189248), (64, 1265659), (74, 1094624), (79, 1025344), (148, 547312), (158, 512672), (296, 273656), (316, 256336), (433, 187072), (592, 136828), (632, 128168), (866, 93536), (1184, 68414), (1264, 64084), (1732, 46768), (2368, 34207), (2528, 32042), (2923, 27712), (3464, 23384), (5056, 16021), (5846, 13856), (6928, 11692)]