163339780

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{601}}^1$

素因数の和:844

約数の個数: 48

約数和(自身を含む): 349526016

約数和(自身を除く): 186186236

約数列:

[1, 2, 4, 5, 10, 20, 107, 127, 214, 254, 428, 508, 535, 601, 635, 1070, 1202, 1270, 2140, 2404, 2540, 3005, 6010, 12020, 13589, 27178, 54356, 64307, 67945, 76327, 128614, 135890, 152654, 257228, 271780, 305308, 321535, 381635, 643070, 763270, 1286140, 1526540, 8166989, 16333978, 32667956, 40834945, 81669890, 163339780]

約数ペア:

[(1, 163339780), (2, 81669890), (4, 40834945), (5, 32667956), (10, 16333978), (20, 8166989), (107, 1526540), (127, 1286140), (214, 763270), (254, 643070), (428, 381635), (508, 321535), (535, 305308), (601, 271780), (635, 257228), (1070, 152654), (1202, 135890), (1270, 128614), (2140, 76327), (2404, 67945), (2540, 64307), (3005, 54356), (6010, 27178), (12020, 13589)]