20174616400

素因数分解:

$2^4\times 5^2\times {\mathrm{4243}}^1\times {\mathrm{11887}}^1$

素因数の和:16148

約数の個数: 60

約数和(自身を含む): 48485017792

約数和(自身を除く): 28310401392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 4243, 8486, 11887, 16972, 21215, 23774, 33944, 42430, 47548, 59435, 67888, 84860, 95096, 106075, 118870, 169720, 190192, 212150, 237740, 297175, 339440, 424300, 475480, 594350, 848600, 950960, 1188700, 1697200, 2377400, 4754800, 50436541, 100873082, 201746164, 252182705, 403492328, 504365410, 806984656, 1008730820, 1260913525, 2017461640, 2521827050, 4034923280, 5043654100, 10087308200, 20174616400]

約数ペア:

[(1, 20174616400), (2, 10087308200), (4, 5043654100), (5, 4034923280), (8, 2521827050), (10, 2017461640), (16, 1260913525), (20, 1008730820), (25, 806984656), (40, 504365410), (50, 403492328), (80, 252182705), (100, 201746164), (200, 100873082), (400, 50436541), (4243, 4754800), (8486, 2377400), (11887, 1697200), (16972, 1188700), (21215, 950960), (23774, 848600), (33944, 594350), (42430, 475480), (47548, 424300), (59435, 339440), (67888, 297175), (84860, 237740), (95096, 212150), (106075, 190192), (118870, 169720)]