158343880

素因数分解:

$2^3\times 5^1\times {\mathrm{1553}}^1\times {\mathrm{2549}}^1$

素因数の和:4113

約数の個数: 32

約数和(自身を含む): 356643000

約数和(自身を除く): 198299120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1553, 2549, 3106, 5098, 6212, 7765, 10196, 12424, 12745, 15530, 20392, 25490, 31060, 50980, 62120, 101960, 3958597, 7917194, 15834388, 19792985, 31668776, 39585970, 79171940, 158343880]

約数ペア:

[(1, 158343880), (2, 79171940), (4, 39585970), (5, 31668776), (8, 19792985), (10, 15834388), (20, 7917194), (40, 3958597), (1553, 101960), (2549, 62120), (3106, 50980), (5098, 31060), (6212, 25490), (7765, 20392), (10196, 15530), (12424, 12745)]