26563767040

素因数分解:

$2^8\times 5^1\times {\mathrm{127}}^1\times {\mathrm{163409}}^1$

素因数の和:163557

約数の個数: 72

約数和(自身を含む): 64129927680

約数和(自身を除く): 37566160640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 256, 320, 508, 635, 640, 1016, 1270, 1280, 2032, 2540, 4064, 5080, 8128, 10160, 16256, 20320, 32512, 40640, 81280, 162560, 163409, 326818, 653636, 817045, 1307272, 1634090, 2614544, 3268180, 5229088, 6536360, 10458176, 13072720, 20752943, 20916352, 26145440, 41505886, 41832704, 52290880, 83011772, 103764715, 104581760, 166023544, 207529430, 209163520, 332047088, 415058860, 664094176, 830117720, 1328188352, 1660235440, 2656376704, 3320470880, 5312753408, 6640941760, 13281883520, 26563767040]

約数ペア:

[(1, 26563767040), (2, 13281883520), (4, 6640941760), (5, 5312753408), (8, 3320470880), (10, 2656376704), (16, 1660235440), (20, 1328188352), (32, 830117720), (40, 664094176), (64, 415058860), (80, 332047088), (127, 209163520), (128, 207529430), (160, 166023544), (254, 104581760), (256, 103764715), (320, 83011772), (508, 52290880), (635, 41832704), (640, 41505886), (1016, 26145440), (1270, 20916352), (1280, 20752943), (2032, 13072720), (2540, 10458176), (4064, 6536360), (5080, 5229088), (8128, 3268180), (10160, 2614544), (16256, 1634090), (20320, 1307272), (32512, 817045), (40640, 653636), (81280, 326818), (162560, 163409)]