87770956

素因数分解:

$2^2\times 7^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:101

約数の個数: 120

約数和(自身を含む): 208618480

約数和(自身を除く): 120847524

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 37, 38, 49, 52, 74, 76, 91, 98, 133, 148, 182, 196, 247, 259, 266, 343, 364, 481, 494, 518, 532, 637, 686, 703, 931, 962, 988, 1036, 1274, 1372, 1406, 1729, 1813, 1862, 1924, 2401, 2548, 2812, 3367, 3458, 3626, 3724, 4459, 4802, 4921, 6517, 6734, 6916, 7252, 8918, 9139, 9604, 9842, 12103, 12691, 13034, 13468, 17836, 18278, 19684, 23569, 24206, 25382, 26068, 31213, 34447, 36556, 45619, 47138, 48412, 50764, 62426, 63973, 68894, 84721, 88837, 91238, 94276, 124852, 127946, 137788, 164983, 169442, 177674, 182476, 241129, 255892, 329966, 338884, 355348, 447811, 482258, 593047, 659932, 895622, 964516, 1154881, 1186094, 1687903, 1791244, 2309762, 2372188, 3134677, 3375806, 4619524, 6269354, 6751612, 12538708, 21942739, 43885478, 87770956]

約数ペア:

[(1, 87770956), (2, 43885478), (4, 21942739), (7, 12538708), (13, 6751612), (14, 6269354), (19, 4619524), (26, 3375806), (28, 3134677), (37, 2372188), (38, 2309762), (49, 1791244), (52, 1687903), (74, 1186094), (76, 1154881), (91, 964516), (98, 895622), (133, 659932), (148, 593047), (182, 482258), (196, 447811), (247, 355348), (259, 338884), (266, 329966), (343, 255892), (364, 241129), (481, 182476), (494, 177674), (518, 169442), (532, 164983), (637, 137788), (686, 127946), (703, 124852), (931, 94276), (962, 91238), (988, 88837), (1036, 84721), (1274, 68894), (1372, 63973), (1406, 62426), (1729, 50764), (1813, 48412), (1862, 47138), (1924, 45619), (2401, 36556), (2548, 34447), (2812, 31213), (3367, 26068), (3458, 25382), (3626, 24206), (3724, 23569), (4459, 19684), (4802, 18278), (4921, 17836), (6517, 13468), (6734, 13034), (6916, 12691), (7252, 12103), (8918, 9842), (9139, 9604)]