91713280

素因数分解:

$2^8\times 5^1\times {\mathrm{137}}^1\times {\mathrm{523}}^1$

素因数の和:681

約数の個数: 72

約数和(自身を含む): 221708592

約数和(自身を除く): 129995312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 137, 160, 256, 274, 320, 523, 548, 640, 685, 1046, 1096, 1280, 1370, 2092, 2192, 2615, 2740, 4184, 4384, 5230, 5480, 8368, 8768, 10460, 10960, 16736, 17536, 20920, 21920, 33472, 35072, 41840, 43840, 66944, 71651, 83680, 87680, 133888, 143302, 167360, 175360, 286604, 334720, 358255, 573208, 669440, 716510, 1146416, 1433020, 2292832, 2866040, 4585664, 5732080, 9171328, 11464160, 18342656, 22928320, 45856640, 91713280]

約数ペア:

[(1, 91713280), (2, 45856640), (4, 22928320), (5, 18342656), (8, 11464160), (10, 9171328), (16, 5732080), (20, 4585664), (32, 2866040), (40, 2292832), (64, 1433020), (80, 1146416), (128, 716510), (137, 669440), (160, 573208), (256, 358255), (274, 334720), (320, 286604), (523, 175360), (548, 167360), (640, 143302), (685, 133888), (1046, 87680), (1096, 83680), (1280, 71651), (1370, 66944), (2092, 43840), (2192, 41840), (2615, 35072), (2740, 33472), (4184, 21920), (4384, 20920), (5230, 17536), (5480, 16736), (8368, 10960), (8768, 10460)]