89164000

素因数分解:

$2^5\times 5^3\times {\mathrm{22291}}^1$

素因数の和:22316

約数の個数: 48

約数和(自身を含む): 219085776

約数和(自身を除く): 129921776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 22291, 44582, 89164, 111455, 178328, 222910, 356656, 445820, 557275, 713312, 891640, 1114550, 1783280, 2229100, 2786375, 3566560, 4458200, 5572750, 8916400, 11145500, 17832800, 22291000, 44582000, 89164000]

約数ペア:

[(1, 89164000), (2, 44582000), (4, 22291000), (5, 17832800), (8, 11145500), (10, 8916400), (16, 5572750), (20, 4458200), (25, 3566560), (32, 2786375), (40, 2229100), (50, 1783280), (80, 1114550), (100, 891640), (125, 713312), (160, 557275), (200, 445820), (250, 356656), (400, 222910), (500, 178328), (800, 111455), (1000, 89164), (2000, 44582), (4000, 22291)]