64760860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1559}}^1$

素因数の和:1666

約数の個数: 48

約数和(自身を含む): 142571520

約数和(自身を除く): 77810660

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 67, 124, 134, 155, 268, 310, 335, 620, 670, 1340, 1559, 2077, 3118, 4154, 6236, 7795, 8308, 10385, 15590, 20770, 31180, 41540, 48329, 96658, 104453, 193316, 208906, 241645, 417812, 483290, 522265, 966580, 1044530, 2089060, 3238043, 6476086, 12952172, 16190215, 32380430, 64760860]

約数ペア:

[(1, 64760860), (2, 32380430), (4, 16190215), (5, 12952172), (10, 6476086), (20, 3238043), (31, 2089060), (62, 1044530), (67, 966580), (124, 522265), (134, 483290), (155, 417812), (268, 241645), (310, 208906), (335, 193316), (620, 104453), (670, 96658), (1340, 48329), (1559, 41540), (2077, 31180), (3118, 20770), (4154, 15590), (6236, 10385), (7795, 8308)]