77639408

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{337}}^1$

素因数の和:391

約数の個数: 120

約数和(自身を含む): 200674656

約数和(自身を除く): 123035248

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 34, 44, 56, 68, 77, 88, 112, 119, 121, 136, 154, 176, 187, 238, 242, 272, 308, 337, 374, 476, 484, 616, 674, 748, 847, 952, 968, 1232, 1309, 1348, 1496, 1694, 1904, 1936, 2057, 2359, 2618, 2696, 2992, 3388, 3707, 4114, 4718, 5236, 5392, 5729, 6776, 7414, 8228, 9436, 10472, 11458, 13552, 14399, 14828, 16456, 18872, 20944, 22916, 25949, 28798, 29656, 32912, 37744, 40103, 40777, 45832, 51898, 57596, 59312, 63019, 80206, 81554, 91664, 103796, 115192, 126038, 160412, 163108, 207592, 230384, 252076, 285439, 320824, 326216, 415184, 441133, 504152, 570878, 641648, 652432, 693209, 882266, 1008304, 1141756, 1386418, 1764532, 2283512, 2772836, 3529064, 4567024, 4852463, 5545672, 7058128, 9704926, 11091344, 19409852, 38819704, 77639408]

約数ペア:

[(1, 77639408), (2, 38819704), (4, 19409852), (7, 11091344), (8, 9704926), (11, 7058128), (14, 5545672), (16, 4852463), (17, 4567024), (22, 3529064), (28, 2772836), (34, 2283512), (44, 1764532), (56, 1386418), (68, 1141756), (77, 1008304), (88, 882266), (112, 693209), (119, 652432), (121, 641648), (136, 570878), (154, 504152), (176, 441133), (187, 415184), (238, 326216), (242, 320824), (272, 285439), (308, 252076), (337, 230384), (374, 207592), (476, 163108), (484, 160412), (616, 126038), (674, 115192), (748, 103796), (847, 91664), (952, 81554), (968, 80206), (1232, 63019), (1309, 59312), (1348, 57596), (1496, 51898), (1694, 45832), (1904, 40777), (1936, 40103), (2057, 37744), (2359, 32912), (2618, 29656), (2696, 28798), (2992, 25949), (3388, 22916), (3707, 20944), (4114, 18872), (4718, 16456), (5236, 14828), (5392, 14399), (5729, 13552), (6776, 11458), (7414, 10472), (8228, 9436)]