81610408

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{283}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 174830400

約数和(自身を除く): 93219992

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 88, 113, 116, 226, 232, 283, 319, 452, 566, 638, 904, 1132, 1243, 1276, 2264, 2486, 2552, 3113, 3277, 4972, 6226, 6554, 8207, 9944, 12452, 13108, 16414, 24904, 26216, 31979, 32828, 36047, 63958, 65656, 72094, 90277, 127916, 144188, 180554, 255832, 288376, 351769, 361108, 703538, 722216, 927391, 1407076, 1854782, 2814152, 3709564, 7419128, 10201301, 20402602, 40805204, 81610408]

約数ペア:

[(1, 81610408), (2, 40805204), (4, 20402602), (8, 10201301), (11, 7419128), (22, 3709564), (29, 2814152), (44, 1854782), (58, 1407076), (88, 927391), (113, 722216), (116, 703538), (226, 361108), (232, 351769), (283, 288376), (319, 255832), (452, 180554), (566, 144188), (638, 127916), (904, 90277), (1132, 72094), (1243, 65656), (1276, 63958), (2264, 36047), (2486, 32828), (2552, 31979), (3113, 26216), (3277, 24904), (4972, 16414), (6226, 13108), (6554, 12452), (8207, 9944)]