201078145

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 254741760

約数和(自身を除く): 53663615

約数列:

[1, 5, 41, 89, 103, 107, 205, 445, 515, 535, 3649, 4223, 4387, 9167, 9523, 11021, 18245, 21115, 21935, 45835, 47615, 55105, 375847, 390443, 451861, 980869, 1879235, 1952215, 2259305, 4904345, 40215629, 201078145]

約数ペア:

[(1, 201078145), (5, 40215629), (41, 4904345), (89, 2259305), (103, 1952215), (107, 1879235), (205, 980869), (445, 451861), (515, 390443), (535, 375847), (3649, 55105), (4223, 47615), (4387, 45835), (9167, 21935), (9523, 21115), (11021, 18245)]