1290328624

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{2411}}^1$

素因数の和:2546

約数の個数: 80

約数和(自身を含む): 2813819904

約数和(自身を除く): 1523491280

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 83, 104, 124, 166, 208, 248, 332, 403, 496, 664, 806, 1079, 1328, 1612, 2158, 2411, 2573, 3224, 4316, 4822, 5146, 6448, 8632, 9644, 10292, 17264, 19288, 20584, 31343, 33449, 38576, 41168, 62686, 66898, 74741, 125372, 133796, 149482, 200113, 250744, 267592, 298964, 400226, 501488, 535184, 597928, 800452, 971633, 1195856, 1600904, 1943266, 2601469, 3201808, 3886532, 5202938, 6203503, 7773064, 10405876, 12407006, 15546128, 20811752, 24814012, 41623504, 49628024, 80645539, 99256048, 161291078, 322582156, 645164312, 1290328624]

約数ペア:

[(1, 1290328624), (2, 645164312), (4, 322582156), (8, 161291078), (13, 99256048), (16, 80645539), (26, 49628024), (31, 41623504), (52, 24814012), (62, 20811752), (83, 15546128), (104, 12407006), (124, 10405876), (166, 7773064), (208, 6203503), (248, 5202938), (332, 3886532), (403, 3201808), (496, 2601469), (664, 1943266), (806, 1600904), (1079, 1195856), (1328, 971633), (1612, 800452), (2158, 597928), (2411, 535184), (2573, 501488), (3224, 400226), (4316, 298964), (4822, 267592), (5146, 250744), (6448, 200113), (8632, 149482), (9644, 133796), (10292, 125372), (17264, 74741), (19288, 66898), (20584, 62686), (31343, 41168), (33449, 38576)]