5019771520

素因数分解:

$2^7\times 5^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1\times {\mathrm{409}}^1$

素因数の和:706

約数の個数: 128

約数和(自身を含む): 12204748800

約数和(自身を除く): 7184977280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 151, 160, 254, 302, 320, 409, 508, 604, 635, 640, 755, 818, 1016, 1208, 1270, 1510, 1636, 2032, 2045, 2416, 2540, 3020, 3272, 4064, 4090, 4832, 5080, 6040, 6544, 8128, 8180, 9664, 10160, 12080, 13088, 16256, 16360, 19177, 19328, 20320, 24160, 26176, 32720, 38354, 40640, 48320, 51943, 52352, 61759, 65440, 76708, 81280, 95885, 96640, 103886, 123518, 130880, 153416, 191770, 207772, 247036, 259715, 261760, 306832, 308795, 383540, 415544, 494072, 519430, 613664, 617590, 767080, 831088, 988144, 1038860, 1227328, 1235180, 1534160, 1662176, 1976288, 2077720, 2454656, 2470360, 3068320, 3324352, 3952576, 4155440, 4940720, 6136640, 6648704, 7843393, 7905152, 8310880, 9881440, 12273280, 15686786, 16621760, 19762880, 31373572, 33243520, 39216965, 39525760, 62747144, 78433930, 125494288, 156867860, 250988576, 313735720, 501977152, 627471440, 1003954304, 1254942880, 2509885760, 5019771520]

約数ペア:

[(1, 5019771520), (2, 2509885760), (4, 1254942880), (5, 1003954304), (8, 627471440), (10, 501977152), (16, 313735720), (20, 250988576), (32, 156867860), (40, 125494288), (64, 78433930), (80, 62747144), (127, 39525760), (128, 39216965), (151, 33243520), (160, 31373572), (254, 19762880), (302, 16621760), (320, 15686786), (409, 12273280), (508, 9881440), (604, 8310880), (635, 7905152), (640, 7843393), (755, 6648704), (818, 6136640), (1016, 4940720), (1208, 4155440), (1270, 3952576), (1510, 3324352), (1636, 3068320), (2032, 2470360), (2045, 2454656), (2416, 2077720), (2540, 1976288), (3020, 1662176), (3272, 1534160), (4064, 1235180), (4090, 1227328), (4832, 1038860), (5080, 988144), (6040, 831088), (6544, 767080), (8128, 617590), (8180, 613664), (9664, 519430), (10160, 494072), (12080, 415544), (13088, 383540), (16256, 308795), (16360, 306832), (19177, 261760), (19328, 259715), (20320, 247036), (24160, 207772), (26176, 191770), (32720, 153416), (38354, 130880), (40640, 123518), (48320, 103886), (51943, 96640), (52352, 95885), (61759, 81280), (65440, 76708)]