81701376

素因数分解:

$2^9\times 3^1\times {\mathrm{43}}^1\times {\mathrm{1237}}^1$

素因数の和:1301

約数の個数: 80

約数和(自身を含む): 222899424

約数和(自身を除く): 141198048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 128, 129, 172, 192, 256, 258, 344, 384, 512, 516, 688, 768, 1032, 1237, 1376, 1536, 2064, 2474, 2752, 3711, 4128, 4948, 5504, 7422, 8256, 9896, 11008, 14844, 16512, 19792, 22016, 29688, 33024, 39584, 53191, 59376, 66048, 79168, 106382, 118752, 158336, 159573, 212764, 237504, 316672, 319146, 425528, 475008, 633344, 638292, 851056, 950016, 1276584, 1702112, 1900032, 2553168, 3404224, 5106336, 6808448, 10212672, 13616896, 20425344, 27233792, 40850688, 81701376]

約数ペア:

[(1, 81701376), (2, 40850688), (3, 27233792), (4, 20425344), (6, 13616896), (8, 10212672), (12, 6808448), (16, 5106336), (24, 3404224), (32, 2553168), (43, 1900032), (48, 1702112), (64, 1276584), (86, 950016), (96, 851056), (128, 638292), (129, 633344), (172, 475008), (192, 425528), (256, 319146), (258, 316672), (344, 237504), (384, 212764), (512, 159573), (516, 158336), (688, 118752), (768, 106382), (1032, 79168), (1237, 66048), (1376, 59376), (1536, 53191), (2064, 39584), (2474, 33024), (2752, 29688), (3711, 22016), (4128, 19792), (4948, 16512), (5504, 14844), (7422, 11008), (8256, 9896)]