72523990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{971}}^1$

素因数の和:1093

約数の個数: 64

約数和(自身を含む): 164602368

約数和(自身を除く): 92078378

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 97, 110, 154, 194, 385, 485, 679, 770, 970, 971, 1067, 1358, 1942, 2134, 3395, 4855, 5335, 6790, 6797, 7469, 9710, 10670, 10681, 13594, 14938, 21362, 33985, 37345, 53405, 67970, 74690, 74767, 94187, 106810, 149534, 188374, 373835, 470935, 659309, 747670, 941870, 1036057, 1318618, 2072114, 3296545, 5180285, 6593090, 7252399, 10360570, 14504798, 36261995, 72523990]

約数ペア:

[(1, 72523990), (2, 36261995), (5, 14504798), (7, 10360570), (10, 7252399), (11, 6593090), (14, 5180285), (22, 3296545), (35, 2072114), (55, 1318618), (70, 1036057), (77, 941870), (97, 747670), (110, 659309), (154, 470935), (194, 373835), (385, 188374), (485, 149534), (679, 106810), (770, 94187), (970, 74767), (971, 74690), (1067, 67970), (1358, 53405), (1942, 37345), (2134, 33985), (3395, 21362), (4855, 14938), (5335, 13594), (6790, 10681), (6797, 10670), (7469, 9710)]