90707708

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{661}}^1$

素因数の和:727

約数の個数: 72

約数和(自身を含む): 203525280

約数和(自身を除く): 112817572

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 52, 58, 91, 116, 169, 182, 203, 338, 364, 377, 406, 661, 676, 754, 812, 1183, 1322, 1508, 2366, 2639, 2644, 4627, 4732, 4901, 5278, 8593, 9254, 9802, 10556, 17186, 18508, 19169, 19604, 34307, 34372, 38338, 60151, 68614, 76676, 111709, 120302, 134183, 137228, 223418, 240604, 249197, 268366, 446836, 498394, 536732, 781963, 996788, 1563926, 1744379, 3127852, 3239561, 3488758, 6479122, 6977516, 12958244, 22676927, 45353854, 90707708]

約数ペア:

[(1, 90707708), (2, 45353854), (4, 22676927), (7, 12958244), (13, 6977516), (14, 6479122), (26, 3488758), (28, 3239561), (29, 3127852), (52, 1744379), (58, 1563926), (91, 996788), (116, 781963), (169, 536732), (182, 498394), (203, 446836), (338, 268366), (364, 249197), (377, 240604), (406, 223418), (661, 137228), (676, 134183), (754, 120302), (812, 111709), (1183, 76676), (1322, 68614), (1508, 60151), (2366, 38338), (2639, 34372), (2644, 34307), (4627, 19604), (4732, 19169), (4901, 18508), (5278, 17186), (8593, 10556), (9254, 9802)]