154584820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{1301}}^1$

素因数の和:1780

約数の個数: 48

約数和(自身を含む): 350633808

約数和(自身を除く): 196048988

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 457, 914, 1301, 1828, 2285, 2602, 4570, 5204, 5941, 6505, 9140, 11882, 13010, 16913, 23764, 26020, 29705, 33826, 59410, 67652, 84565, 118820, 169130, 338260, 594557, 1189114, 2378228, 2972785, 5945570, 7729241, 11891140, 15458482, 30916964, 38646205, 77292410, 154584820]

約数ペア:

[(1, 154584820), (2, 77292410), (4, 38646205), (5, 30916964), (10, 15458482), (13, 11891140), (20, 7729241), (26, 5945570), (52, 2972785), (65, 2378228), (130, 1189114), (260, 594557), (457, 338260), (914, 169130), (1301, 118820), (1828, 84565), (2285, 67652), (2602, 59410), (4570, 33826), (5204, 29705), (5941, 26020), (6505, 23764), (9140, 16913), (11882, 13010)]