79262720

素因数分解:

$2^{10}\times 5^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:275

約数の個数: 88

約数和(自身を含む): 193220424

約数和(自身を除く): 113957704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 128, 137, 160, 226, 256, 274, 320, 452, 512, 548, 565, 640, 685, 904, 1024, 1096, 1130, 1280, 1370, 1808, 2192, 2260, 2560, 2740, 3616, 4384, 4520, 5120, 5480, 7232, 8768, 9040, 10960, 14464, 15481, 17536, 18080, 21920, 28928, 30962, 35072, 36160, 43840, 57856, 61924, 70144, 72320, 77405, 87680, 115712, 123848, 140288, 144640, 154810, 175360, 247696, 289280, 309620, 350720, 495392, 578560, 619240, 701440, 990784, 1238480, 1981568, 2476960, 3963136, 4953920, 7926272, 9907840, 15852544, 19815680, 39631360, 79262720]

約数ペア:

[(1, 79262720), (2, 39631360), (4, 19815680), (5, 15852544), (8, 9907840), (10, 7926272), (16, 4953920), (20, 3963136), (32, 2476960), (40, 1981568), (64, 1238480), (80, 990784), (113, 701440), (128, 619240), (137, 578560), (160, 495392), (226, 350720), (256, 309620), (274, 289280), (320, 247696), (452, 175360), (512, 154810), (548, 144640), (565, 140288), (640, 123848), (685, 115712), (904, 87680), (1024, 77405), (1096, 72320), (1130, 70144), (1280, 61924), (1370, 57856), (1808, 43840), (2192, 36160), (2260, 35072), (2560, 30962), (2740, 28928), (3616, 21920), (4384, 18080), (4520, 17536), (5120, 15481), (5480, 14464), (7232, 10960), (8768, 9040)]