868730000

素因数分解:

$2^4\times 5^4\times {\mathrm{109}}^1\times {\mathrm{797}}^1$

素因数の和:934

約数の個数: 100

約数和(自身を含む): 2125241580

約数和(自身を除く): 1256511580

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 109, 125, 200, 218, 250, 400, 436, 500, 545, 625, 797, 872, 1000, 1090, 1250, 1594, 1744, 2000, 2180, 2500, 2725, 3188, 3985, 4360, 5000, 5450, 6376, 7970, 8720, 10000, 10900, 12752, 13625, 15940, 19925, 21800, 27250, 31880, 39850, 43600, 54500, 63760, 68125, 79700, 86873, 99625, 109000, 136250, 159400, 173746, 199250, 218000, 272500, 318800, 347492, 398500, 434365, 498125, 545000, 694984, 797000, 868730, 996250, 1090000, 1389968, 1594000, 1737460, 1992500, 2171825, 3474920, 3985000, 4343650, 6949840, 7970000, 8687300, 10859125, 17374600, 21718250, 34749200, 43436500, 54295625, 86873000, 108591250, 173746000, 217182500, 434365000, 868730000]

約数ペア:

[(1, 868730000), (2, 434365000), (4, 217182500), (5, 173746000), (8, 108591250), (10, 86873000), (16, 54295625), (20, 43436500), (25, 34749200), (40, 21718250), (50, 17374600), (80, 10859125), (100, 8687300), (109, 7970000), (125, 6949840), (200, 4343650), (218, 3985000), (250, 3474920), (400, 2171825), (436, 1992500), (500, 1737460), (545, 1594000), (625, 1389968), (797, 1090000), (872, 996250), (1000, 868730), (1090, 797000), (1250, 694984), (1594, 545000), (1744, 498125), (2000, 434365), (2180, 398500), (2500, 347492), (2725, 318800), (3188, 272500), (3985, 218000), (4360, 199250), (5000, 173746), (5450, 159400), (6376, 136250), (7970, 109000), (8720, 99625), (10000, 86873), (10900, 79700), (12752, 68125), (13625, 63760), (15940, 54500), (19925, 43600), (21800, 39850), (27250, 31880)]