246725000

素因数分解:

$2^3\times 5^5\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 590587200

約数和(自身を除く): 343862200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 125, 139, 142, 200, 250, 278, 284, 355, 500, 556, 568, 625, 695, 710, 1000, 1112, 1250, 1390, 1420, 1775, 2500, 2780, 2840, 3125, 3475, 3550, 5000, 5560, 6250, 6950, 7100, 8875, 9869, 12500, 13900, 14200, 17375, 17750, 19738, 25000, 27800, 34750, 35500, 39476, 44375, 49345, 69500, 71000, 78952, 86875, 88750, 98690, 139000, 173750, 177500, 197380, 221875, 246725, 347500, 355000, 394760, 434375, 443750, 493450, 695000, 868750, 887500, 986900, 1233625, 1737500, 1775000, 1973800, 2467250, 3475000, 4934500, 6168125, 9869000, 12336250, 24672500, 30840625, 49345000, 61681250, 123362500, 246725000]

約数ペア:

[(1, 246725000), (2, 123362500), (4, 61681250), (5, 49345000), (8, 30840625), (10, 24672500), (20, 12336250), (25, 9869000), (40, 6168125), (50, 4934500), (71, 3475000), (100, 2467250), (125, 1973800), (139, 1775000), (142, 1737500), (200, 1233625), (250, 986900), (278, 887500), (284, 868750), (355, 695000), (500, 493450), (556, 443750), (568, 434375), (625, 394760), (695, 355000), (710, 347500), (1000, 246725), (1112, 221875), (1250, 197380), (1390, 177500), (1420, 173750), (1775, 139000), (2500, 98690), (2780, 88750), (2840, 86875), (3125, 78952), (3475, 71000), (3550, 69500), (5000, 49345), (5560, 44375), (6250, 39476), (6950, 35500), (7100, 34750), (8875, 27800), (9869, 25000), (12500, 19738), (13900, 17750), (14200, 17375)]