81964190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{9677}}^1$

素因数の和:9713

約数の個数: 48

約数和(自身を含む): 185353056

約数和(自身を除く): 103388866

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 385, 605, 770, 847, 1210, 1694, 4235, 8470, 9677, 19354, 48385, 67739, 96770, 106447, 135478, 212894, 338695, 532235, 677390, 745129, 1064470, 1170917, 1490258, 2341834, 3725645, 5854585, 7451290, 8196419, 11709170, 16392838, 40982095, 81964190]

約数ペア:

[(1, 81964190), (2, 40982095), (5, 16392838), (7, 11709170), (10, 8196419), (11, 7451290), (14, 5854585), (22, 3725645), (35, 2341834), (55, 1490258), (70, 1170917), (77, 1064470), (110, 745129), (121, 677390), (154, 532235), (242, 338695), (385, 212894), (605, 135478), (770, 106447), (847, 96770), (1210, 67739), (1694, 48385), (4235, 19354), (8470, 9677)]