78545552

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{3499}}^1$

素因数の和:3591

約数の個数: 40

約数和(自身を含む): 161448000

約数和(自身を除く): 82902448

約数列:

[1, 2, 4, 8, 16, 23, 46, 61, 92, 122, 184, 244, 368, 488, 976, 1403, 2806, 3499, 5612, 6998, 11224, 13996, 22448, 27992, 55984, 80477, 160954, 213439, 321908, 426878, 643816, 853756, 1287632, 1707512, 3415024, 4909097, 9818194, 19636388, 39272776, 78545552]

約数ペア:

[(1, 78545552), (2, 39272776), (4, 19636388), (8, 9818194), (16, 4909097), (23, 3415024), (46, 1707512), (61, 1287632), (92, 853756), (122, 643816), (184, 426878), (244, 321908), (368, 213439), (488, 160954), (976, 80477), (1403, 55984), (2806, 27992), (3499, 22448), (5612, 13996), (6998, 11224)]