66987730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{15329}}^1$

素因数の和:15378

約数の個数: 32

約数和(自身を含む): 132451200

約数和(自身を除く): 65463470

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 15329, 30658, 76645, 153290, 291251, 352567, 582502, 705134, 1456255, 1762835, 2912510, 3525670, 6698773, 13397546, 33493865, 66987730]

約数ペア:

[(1, 66987730), (2, 33493865), (5, 13397546), (10, 6698773), (19, 3525670), (23, 2912510), (38, 1762835), (46, 1456255), (95, 705134), (115, 582502), (190, 352567), (230, 291251), (437, 153290), (874, 76645), (2185, 30658), (4370, 15329)]