38415488

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 80784000

約数和(自身を除く): 42368512

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 79, 116, 128, 131, 158, 232, 262, 316, 464, 524, 632, 928, 1048, 1264, 1856, 2096, 2291, 2528, 3712, 3799, 4192, 4582, 5056, 7598, 8384, 9164, 10112, 10349, 15196, 16768, 18328, 20698, 30392, 36656, 41396, 60784, 73312, 82792, 121568, 146624, 165584, 243136, 293248, 300121, 331168, 486272, 600242, 662336, 1200484, 1324672, 2400968, 4801936, 9603872, 19207744, 38415488]

約数ペア:

[(1, 38415488), (2, 19207744), (4, 9603872), (8, 4801936), (16, 2400968), (29, 1324672), (32, 1200484), (58, 662336), (64, 600242), (79, 486272), (116, 331168), (128, 300121), (131, 293248), (158, 243136), (232, 165584), (262, 146624), (316, 121568), (464, 82792), (524, 73312), (632, 60784), (928, 41396), (1048, 36656), (1264, 30392), (1856, 20698), (2096, 18328), (2291, 16768), (2528, 15196), (3712, 10349), (3799, 10112), (4192, 9164), (4582, 8384), (5056, 7598)]