66451715

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{401}}^1$

素因数の和:571

約数の個数: 32

約数和(自身を含む): 91694592

約数和(自身を除く): 25242877

約数列:

[1, 5, 11, 23, 55, 115, 131, 253, 401, 655, 1265, 1441, 2005, 3013, 4411, 7205, 9223, 15065, 22055, 33143, 46115, 52531, 101453, 165715, 262655, 507265, 577841, 1208213, 2889205, 6041065, 13290343, 66451715]

約数ペア:

[(1, 66451715), (5, 13290343), (11, 6041065), (23, 2889205), (55, 1208213), (115, 577841), (131, 507265), (253, 262655), (401, 165715), (655, 101453), (1265, 52531), (1441, 46115), (2005, 33143), (3013, 22055), (4411, 15065), (7205, 9223)]