51020450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1481}}^1$

素因数の和:1559

約数の個数: 48

約数和(自身を含む): 104196456

約数和(自身を除く): 53176006

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 265, 325, 530, 650, 689, 1325, 1378, 1481, 2650, 2962, 3445, 6890, 7405, 14810, 17225, 19253, 34450, 37025, 38506, 74050, 78493, 96265, 156986, 192530, 392465, 481325, 784930, 962650, 1020409, 1962325, 2040818, 3924650, 5102045, 10204090, 25510225, 51020450]

約数ペア:

[(1, 51020450), (2, 25510225), (5, 10204090), (10, 5102045), (13, 3924650), (25, 2040818), (26, 1962325), (50, 1020409), (53, 962650), (65, 784930), (106, 481325), (130, 392465), (265, 192530), (325, 156986), (530, 96265), (650, 78493), (689, 74050), (1325, 38506), (1378, 37025), (1481, 34450), (2650, 19253), (2962, 17225), (3445, 14810), (6890, 7405)]