5520500

素因数分解:

$2^2\times 5^3\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:261

約数の個数: 48

約数和(自身を含む): 12322128

約数和(自身を除く): 6801628

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 125, 181, 244, 250, 305, 362, 500, 610, 724, 905, 1220, 1525, 1810, 3050, 3620, 4525, 6100, 7625, 9050, 11041, 15250, 18100, 22082, 22625, 30500, 44164, 45250, 55205, 90500, 110410, 220820, 276025, 552050, 1104100, 1380125, 2760250, 5520500]

約数ペア:

[(1, 5520500), (2, 2760250), (4, 1380125), (5, 1104100), (10, 552050), (20, 276025), (25, 220820), (50, 110410), (61, 90500), (100, 55205), (122, 45250), (125, 44164), (181, 30500), (244, 22625), (250, 22082), (305, 18100), (362, 15250), (500, 11041), (610, 9050), (724, 7625), (905, 6100), (1220, 4525), (1525, 3620), (1810, 3050)]