71961505

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{457}}^1$

素因数の和:889

約数の個数: 32

約数和(自身を含む): 108161280

約数和(自身を除く): 36199775

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 409, 457, 2045, 2285, 2863, 3199, 4499, 5027, 14315, 15995, 22495, 25135, 31493, 35189, 157465, 175945, 186913, 934565, 1308391, 2056043, 6541955, 10280215, 14392301, 71961505]

約数ペア:

[(1, 71961505), (5, 14392301), (7, 10280215), (11, 6541955), (35, 2056043), (55, 1308391), (77, 934565), (385, 186913), (409, 175945), (457, 157465), (2045, 35189), (2285, 31493), (2863, 25135), (3199, 22495), (4499, 15995), (5027, 14315)]