66928940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5477}}^1$

素因数の和:5546

約数の個数: 48

約数和(自身を含む): 154611072

約数和(自身を除く): 87682132

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 1222, 2444, 3055, 5477, 6110, 10954, 12220, 21908, 27385, 54770, 71201, 109540, 142402, 257419, 284804, 356005, 514838, 712010, 1029676, 1287095, 1424020, 2574190, 3346447, 5148380, 6692894, 13385788, 16732235, 33464470, 66928940]

約数ペア:

[(1, 66928940), (2, 33464470), (4, 16732235), (5, 13385788), (10, 6692894), (13, 5148380), (20, 3346447), (26, 2574190), (47, 1424020), (52, 1287095), (65, 1029676), (94, 712010), (130, 514838), (188, 356005), (235, 284804), (260, 257419), (470, 142402), (611, 109540), (940, 71201), (1222, 54770), (2444, 27385), (3055, 21908), (5477, 12220), (6110, 10954)]