2008377500

素因数分解:

$2^2\times 5^4\times {\mathrm{79}}^1\times {\mathrm{10169}}^1$

素因数の和:10272

約数の個数: 60

約数和(自身を含む): 4447951200

約数和(自身を除く): 2439573700

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 125, 158, 250, 316, 395, 500, 625, 790, 1250, 1580, 1975, 2500, 3950, 7900, 9875, 10169, 19750, 20338, 39500, 40676, 49375, 50845, 98750, 101690, 197500, 203380, 254225, 508450, 803351, 1016900, 1271125, 1606702, 2542250, 3213404, 4016755, 5084500, 6355625, 8033510, 12711250, 16067020, 20083775, 25422500, 40167550, 80335100, 100418875, 200837750, 401675500, 502094375, 1004188750, 2008377500]

約数ペア:

[(1, 2008377500), (2, 1004188750), (4, 502094375), (5, 401675500), (10, 200837750), (20, 100418875), (25, 80335100), (50, 40167550), (79, 25422500), (100, 20083775), (125, 16067020), (158, 12711250), (250, 8033510), (316, 6355625), (395, 5084500), (500, 4016755), (625, 3213404), (790, 2542250), (1250, 1606702), (1580, 1271125), (1975, 1016900), (2500, 803351), (3950, 508450), (7900, 254225), (9875, 203380), (10169, 197500), (19750, 101690), (20338, 98750), (39500, 50845), (40676, 49375)]