128281465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1619}}^1$

素因数の和:1713

約数の個数: 32

約数和(自身を含む): 176359680

約数和(自身を除く): 48078215

約数列:

[1, 5, 13, 23, 53, 65, 115, 265, 299, 689, 1219, 1495, 1619, 3445, 6095, 8095, 15847, 21047, 37237, 79235, 85807, 105235, 186185, 429035, 484081, 1115491, 1973561, 2420405, 5577455, 9867805, 25656293, 128281465]

約数ペア:

[(1, 128281465), (5, 25656293), (13, 9867805), (23, 5577455), (53, 2420405), (65, 1973561), (115, 1115491), (265, 484081), (299, 429035), (689, 186185), (1219, 105235), (1495, 85807), (1619, 79235), (3445, 37237), (6095, 21047), (8095, 15847)]