51123205

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1303}}^1$

素因数の和:1393

約数の個数: 32

約数和(自身を含む): 75110400

約数和(自身を除く): 23987195

約数列:

[1, 5, 7, 19, 35, 59, 95, 133, 295, 413, 665, 1121, 1303, 2065, 5605, 6515, 7847, 9121, 24757, 39235, 45605, 76877, 123785, 173299, 384385, 538139, 866495, 1460663, 2690695, 7303315, 10224641, 51123205]

約数ペア:

[(1, 51123205), (5, 10224641), (7, 7303315), (19, 2690695), (35, 1460663), (59, 866495), (95, 538139), (133, 384385), (295, 173299), (413, 123785), (665, 76877), (1121, 45605), (1303, 39235), (2065, 24757), (5605, 9121), (6515, 7847)]