82421648

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{197}}^1\times {\mathrm{331}}^1$

素因数の和:615

約数の個数: 40

約数和(自身を含む): 163025280

約数和(自身を除く): 80603632

約数列:

[1, 2, 4, 8, 16, 79, 158, 197, 316, 331, 394, 632, 662, 788, 1264, 1324, 1576, 2648, 3152, 5296, 15563, 26149, 31126, 52298, 62252, 65207, 104596, 124504, 130414, 209192, 249008, 260828, 418384, 521656, 1043312, 5151353, 10302706, 20605412, 41210824, 82421648]

約数ペア:

[(1, 82421648), (2, 41210824), (4, 20605412), (8, 10302706), (16, 5151353), (79, 1043312), (158, 521656), (197, 418384), (316, 260828), (331, 249008), (394, 209192), (632, 130414), (662, 124504), (788, 104596), (1264, 65207), (1324, 62252), (1576, 52298), (2648, 31126), (3152, 26149), (5296, 15563)]