29980400

素因数分解:

$2^4\times 5^2\times {\mathrm{241}}^1\times {\mathrm{311}}^1$

素因数の和:570

約数の個数: 60

約数和(自身を含む): 72559344

約数和(自身を除く): 42578944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 241, 311, 400, 482, 622, 964, 1205, 1244, 1555, 1928, 2410, 2488, 3110, 3856, 4820, 4976, 6025, 6220, 7775, 9640, 12050, 12440, 15550, 19280, 24100, 24880, 31100, 48200, 62200, 74951, 96400, 124400, 149902, 299804, 374755, 599608, 749510, 1199216, 1499020, 1873775, 2998040, 3747550, 5996080, 7495100, 14990200, 29980400]

約数ペア:

[(1, 29980400), (2, 14990200), (4, 7495100), (5, 5996080), (8, 3747550), (10, 2998040), (16, 1873775), (20, 1499020), (25, 1199216), (40, 749510), (50, 599608), (80, 374755), (100, 299804), (200, 149902), (241, 124400), (311, 96400), (400, 74951), (482, 62200), (622, 48200), (964, 31100), (1205, 24880), (1244, 24100), (1555, 19280), (1928, 15550), (2410, 12440), (2488, 12050), (3110, 9640), (3856, 7775), (4820, 6220), (4976, 6025)]