77521938

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:252

約数の個数: 96

約数和(自身を含む): 187736640

約数和(自身を除く): 110214702

約数列:

[1, 2, 3, 6, 13, 17, 19, 26, 34, 38, 39, 51, 57, 78, 102, 114, 181, 221, 247, 289, 323, 362, 442, 494, 543, 578, 646, 663, 741, 867, 969, 1086, 1326, 1482, 1734, 1938, 2353, 3077, 3439, 3757, 4199, 4706, 5491, 6154, 6878, 7059, 7514, 8398, 9231, 10317, 10982, 11271, 12597, 14118, 16473, 18462, 20634, 22542, 25194, 32946, 40001, 44707, 52309, 58463, 71383, 80002, 89414, 104618, 116926, 120003, 134121, 142766, 156927, 175389, 214149, 240006, 268242, 313854, 350778, 428298, 680017, 760019, 993871, 1360034, 1520038, 1987742, 2040051, 2280057, 2981613, 4080102, 4560114, 5963226, 12920323, 25840646, 38760969, 77521938]

約数ペア:

[(1, 77521938), (2, 38760969), (3, 25840646), (6, 12920323), (13, 5963226), (17, 4560114), (19, 4080102), (26, 2981613), (34, 2280057), (38, 2040051), (39, 1987742), (51, 1520038), (57, 1360034), (78, 993871), (102, 760019), (114, 680017), (181, 428298), (221, 350778), (247, 313854), (289, 268242), (323, 240006), (362, 214149), (442, 175389), (494, 156927), (543, 142766), (578, 134121), (646, 120003), (663, 116926), (741, 104618), (867, 89414), (969, 80002), (1086, 71383), (1326, 58463), (1482, 52309), (1734, 44707), (1938, 40001), (2353, 32946), (3077, 25194), (3439, 22542), (3757, 20634), (4199, 18462), (4706, 16473), (5491, 14118), (6154, 12597), (6878, 11271), (7059, 10982), (7514, 10317), (8398, 9231)]