128834848

素因数分解:

$2^5\times {\mathrm{107}}^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 258660864

約数和(自身を除く): 129826016

約数列:

[1, 2, 4, 8, 16, 32, 107, 191, 197, 214, 382, 394, 428, 764, 788, 856, 1528, 1576, 1712, 3056, 3152, 3424, 6112, 6304, 20437, 21079, 37627, 40874, 42158, 75254, 81748, 84316, 150508, 163496, 168632, 301016, 326992, 337264, 602032, 653984, 674528, 1204064, 4026089, 8052178, 16104356, 32208712, 64417424, 128834848]

約数ペア:

[(1, 128834848), (2, 64417424), (4, 32208712), (8, 16104356), (16, 8052178), (32, 4026089), (107, 1204064), (191, 674528), (197, 653984), (214, 602032), (382, 337264), (394, 326992), (428, 301016), (764, 168632), (788, 163496), (856, 150508), (1528, 84316), (1576, 81748), (1712, 75254), (3056, 42158), (3152, 40874), (3424, 37627), (6112, 21079), (6304, 20437)]