8047000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{619}}^1$

素因数の和:653

約数の個数: 64

約数和(自身を含む): 20311200

約数和(自身を除く): 12264200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 250, 260, 325, 500, 520, 619, 650, 1000, 1238, 1300, 1625, 2476, 2600, 3095, 3250, 4952, 6190, 6500, 8047, 12380, 13000, 15475, 16094, 24760, 30950, 32188, 40235, 61900, 64376, 77375, 80470, 123800, 154750, 160940, 201175, 309500, 321880, 402350, 619000, 804700, 1005875, 1609400, 2011750, 4023500, 8047000]

約数ペア:

[(1, 8047000), (2, 4023500), (4, 2011750), (5, 1609400), (8, 1005875), (10, 804700), (13, 619000), (20, 402350), (25, 321880), (26, 309500), (40, 201175), (50, 160940), (52, 154750), (65, 123800), (100, 80470), (104, 77375), (125, 64376), (130, 61900), (200, 40235), (250, 32188), (260, 30950), (325, 24760), (500, 16094), (520, 15475), (619, 13000), (650, 12380), (1000, 8047), (1238, 6500), (1300, 6190), (1625, 4952), (2476, 3250), (2600, 3095)]