804700

素因数分解:

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

素因数の和:646

約数の個数: 36

約数和(自身を含む): 1883560

約数和(自身を除く): 1078860

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 619, 650, 1238, 1300, 2476, 3095, 6190, 8047, 12380, 15475, 16094, 30950, 32188, 40235, 61900, 80470, 160940, 201175, 402350, 804700]

約数ペア:

[(1, 804700), (2, 402350), (4, 201175), (5, 160940), (10, 80470), (13, 61900), (20, 40235), (25, 32188), (26, 30950), (50, 16094), (52, 15475), (65, 12380), (100, 8047), (130, 6190), (260, 3095), (325, 2476), (619, 1300), (650, 1238)]