80392496

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{3947}}^1$

素因数の和:4041

約数の個数: 40

約数和(自身を含む): 166447680

約数和(自身を除く): 86055184

約数列:

[1, 2, 4, 8, 16, 19, 38, 67, 76, 134, 152, 268, 304, 536, 1072, 1273, 2546, 3947, 5092, 7894, 10184, 15788, 20368, 31576, 63152, 74993, 149986, 264449, 299972, 528898, 599944, 1057796, 1199888, 2115592, 4231184, 5024531, 10049062, 20098124, 40196248, 80392496]

約数ペア:

[(1, 80392496), (2, 40196248), (4, 20098124), (8, 10049062), (16, 5024531), (19, 4231184), (38, 2115592), (67, 1199888), (76, 1057796), (134, 599944), (152, 528898), (268, 299972), (304, 264449), (536, 149986), (1072, 74993), (1273, 63152), (2546, 31576), (3947, 20368), (5092, 15788), (7894, 10184)]