9869800

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{809}}^1$

素因数の和:886

約数の個数: 48

約数和(自身を含む): 23352300

約数和(自身を除く): 13482500

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 244, 305, 488, 610, 809, 1220, 1525, 1618, 2440, 3050, 3236, 4045, 6100, 6472, 8090, 12200, 16180, 20225, 32360, 40450, 49349, 80900, 98698, 161800, 197396, 246745, 394792, 493490, 986980, 1233725, 1973960, 2467450, 4934900, 9869800]

約数ペア:

[(1, 9869800), (2, 4934900), (4, 2467450), (5, 1973960), (8, 1233725), (10, 986980), (20, 493490), (25, 394792), (40, 246745), (50, 197396), (61, 161800), (100, 98698), (122, 80900), (200, 49349), (244, 40450), (305, 32360), (488, 20225), (610, 16180), (809, 12200), (1220, 8090), (1525, 6472), (1618, 6100), (2440, 4045), (3050, 3236)]