315038000

素因数分解:

$2^4\times 5^3\times {\mathrm{157519}}^1$

素因数の和:157542

約数の個数: 40

約数和(自身を含む): 761766720

約数和(自身を除く): 446728720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 157519, 315038, 630076, 787595, 1260152, 1575190, 2520304, 3150380, 3937975, 6300760, 7875950, 12601520, 15751900, 19689875, 31503800, 39379750, 63007600, 78759500, 157519000, 315038000]

約数ペア:

[(1, 315038000), (2, 157519000), (4, 78759500), (5, 63007600), (8, 39379750), (10, 31503800), (16, 19689875), (20, 15751900), (25, 12601520), (40, 7875950), (50, 6300760), (80, 3937975), (100, 3150380), (125, 2520304), (200, 1575190), (250, 1260152), (400, 787595), (500, 630076), (1000, 315038), (2000, 157519)]