84671200

素因数分解:

$2^5\times 5^2\times {\mathrm{109}}^1\times {\mathrm{971}}^1$

素因数の和:1100

約数の個数: 72

約数和(自身を含む): 208814760

約数和(自身を除く): 124143560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 109, 160, 200, 218, 400, 436, 545, 800, 872, 971, 1090, 1744, 1942, 2180, 2725, 3488, 3884, 4360, 4855, 5450, 7768, 8720, 9710, 10900, 15536, 17440, 19420, 21800, 24275, 31072, 38840, 43600, 48550, 77680, 87200, 97100, 105839, 155360, 194200, 211678, 388400, 423356, 529195, 776800, 846712, 1058390, 1693424, 2116780, 2645975, 3386848, 4233560, 5291950, 8467120, 10583900, 16934240, 21167800, 42335600, 84671200]

約数ペア:

[(1, 84671200), (2, 42335600), (4, 21167800), (5, 16934240), (8, 10583900), (10, 8467120), (16, 5291950), (20, 4233560), (25, 3386848), (32, 2645975), (40, 2116780), (50, 1693424), (80, 1058390), (100, 846712), (109, 776800), (160, 529195), (200, 423356), (218, 388400), (400, 211678), (436, 194200), (545, 155360), (800, 105839), (872, 97100), (971, 87200), (1090, 77680), (1744, 48550), (1942, 43600), (2180, 38840), (2725, 31072), (3488, 24275), (3884, 21800), (4360, 19420), (4855, 17440), (5450, 15536), (7768, 10900), (8720, 9710)]