64433450

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:351

約数の個数: 48

約数和(自身を含む): 123325440

約数和(自身を除く): 58891990

約数列:

[1, 2, 5, 10, 25, 50, 73, 127, 139, 146, 254, 278, 365, 635, 695, 730, 1270, 1390, 1825, 3175, 3475, 3650, 6350, 6950, 9271, 10147, 17653, 18542, 20294, 35306, 46355, 50735, 88265, 92710, 101470, 176530, 231775, 253675, 441325, 463550, 507350, 882650, 1288669, 2577338, 6443345, 12886690, 32216725, 64433450]

約数ペア:

[(1, 64433450), (2, 32216725), (5, 12886690), (10, 6443345), (25, 2577338), (50, 1288669), (73, 882650), (127, 507350), (139, 463550), (146, 441325), (254, 253675), (278, 231775), (365, 176530), (635, 101470), (695, 92710), (730, 88265), (1270, 50735), (1390, 46355), (1825, 35306), (3175, 20294), (3475, 18542), (3650, 17653), (6350, 10147), (6950, 9271)]