78783712

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1217}}^1$

素因数の和:1268

約数の個数: 72

約数和(自身を含む): 188458704

約数和(自身を除く): 109674992

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 289, 476, 544, 578, 952, 1156, 1217, 1904, 2023, 2312, 2434, 3808, 4046, 4624, 4868, 8092, 8519, 9248, 9736, 16184, 17038, 19472, 20689, 32368, 34076, 38944, 41378, 64736, 68152, 82756, 136304, 144823, 165512, 272608, 289646, 331024, 351713, 579292, 662048, 703426, 1158584, 1406852, 2317168, 2461991, 2813704, 4634336, 4923982, 5627408, 9847964, 11254816, 19695928, 39391856, 78783712]

約数ペア:

[(1, 78783712), (2, 39391856), (4, 19695928), (7, 11254816), (8, 9847964), (14, 5627408), (16, 4923982), (17, 4634336), (28, 2813704), (32, 2461991), (34, 2317168), (56, 1406852), (68, 1158584), (112, 703426), (119, 662048), (136, 579292), (224, 351713), (238, 331024), (272, 289646), (289, 272608), (476, 165512), (544, 144823), (578, 136304), (952, 82756), (1156, 68152), (1217, 64736), (1904, 41378), (2023, 38944), (2312, 34076), (2434, 32368), (3808, 20689), (4046, 19472), (4624, 17038), (4868, 16184), (8092, 9736), (8519, 9248)]