81455952

素因数分解:

$2^4\times 3^1\times {\mathrm{79}}^1\times {\mathrm{21481}}^1$

素因数の和:21571

約数の個数: 40

約数和(自身を含む): 213101440

約数和(自身を除く): 131645488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 79, 158, 237, 316, 474, 632, 948, 1264, 1896, 3792, 21481, 42962, 64443, 85924, 128886, 171848, 257772, 343696, 515544, 1031088, 1696999, 3393998, 5090997, 6787996, 10181994, 13575992, 20363988, 27151984, 40727976, 81455952]

約数ペア:

[(1, 81455952), (2, 40727976), (3, 27151984), (4, 20363988), (6, 13575992), (8, 10181994), (12, 6787996), (16, 5090997), (24, 3393998), (48, 1696999), (79, 1031088), (158, 515544), (237, 343696), (316, 257772), (474, 171848), (632, 128886), (948, 85924), (1264, 64443), (1896, 42962), (3792, 21481)]