131556560

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53047}}^1$

素因数の和:53091

約数の個数: 40

約数和(自身を含む): 315741696

約数和(自身を除く): 184185136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 53047, 106094, 212188, 265235, 424376, 530470, 848752, 1060940, 1644457, 2121880, 3288914, 4243760, 6577828, 8222285, 13155656, 16444570, 26311312, 32889140, 65778280, 131556560]

約数ペア:

[(1, 131556560), (2, 65778280), (4, 32889140), (5, 26311312), (8, 16444570), (10, 13155656), (16, 8222285), (20, 6577828), (31, 4243760), (40, 3288914), (62, 2121880), (80, 1644457), (124, 1060940), (155, 848752), (248, 530470), (310, 424376), (496, 265235), (620, 212188), (1240, 106094), (2480, 53047)]