2080261645

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:407

約数の個数: 96

約数和(自身を含む): 3346237440

約数和(自身を除く): 1265975795

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 103, 121, 133, 209, 251, 385, 515, 605, 665, 721, 847, 1045, 1133, 1255, 1463, 1757, 1957, 2299, 2761, 3605, 4235, 4769, 5665, 7315, 7931, 8785, 9785, 11495, 12463, 13699, 13805, 16093, 19327, 21527, 23845, 25853, 30371, 33383, 39655, 52459, 62315, 68495, 80465, 87241, 96635, 107635, 129265, 150689, 151855, 166915, 180971, 212597, 236797, 262295, 284383, 367213, 436205, 491207, 577049, 753445, 904855, 1062985, 1183985, 1421915, 1657579, 1836065, 1990681, 2456035, 2885245, 3128213, 3438449, 4039343, 5403277, 8287895, 9953405, 15641065, 17192245, 20196715, 21897491, 27016385, 37822939, 59436047, 109487455, 189114695, 297180235, 416052329, 2080261645]

約数ペア:

[(1, 2080261645), (5, 416052329), (7, 297180235), (11, 189114695), (19, 109487455), (35, 59436047), (55, 37822939), (77, 27016385), (95, 21897491), (103, 20196715), (121, 17192245), (133, 15641065), (209, 9953405), (251, 8287895), (385, 5403277), (515, 4039343), (605, 3438449), (665, 3128213), (721, 2885245), (847, 2456035), (1045, 1990681), (1133, 1836065), (1255, 1657579), (1463, 1421915), (1757, 1183985), (1957, 1062985), (2299, 904855), (2761, 753445), (3605, 577049), (4235, 491207), (4769, 436205), (5665, 367213), (7315, 284383), (7931, 262295), (8785, 236797), (9785, 212597), (11495, 180971), (12463, 166915), (13699, 151855), (13805, 150689), (16093, 129265), (19327, 107635), (21527, 96635), (23845, 87241), (25853, 80465), (30371, 68495), (33383, 62315), (39655, 52459)]