1991285755904

素因数分解:

$2^{12}\times {\mathrm{31}}^1\times {\mathrm{613}}^1\times {\mathrm{25583}}^1$

素因数の和:26251

約数の個数: 104

約数和(自身を含む): 4117406272512

約数和(自身を除く): 2126120516608

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 613, 992, 1024, 1226, 1984, 2048, 2452, 3968, 4096, 4904, 7936, 9808, 15872, 19003, 19616, 25583, 31744, 38006, 39232, 51166, 63488, 76012, 78464, 102332, 126976, 152024, 156928, 204664, 304048, 313856, 409328, 608096, 627712, 793073, 818656, 1216192, 1255424, 1586146, 1637312, 2432384, 2510848, 3172292, 3274624, 4864768, 6344584, 6549248, 9729536, 12689168, 13098496, 15682379, 19459072, 25378336, 26196992, 31364758, 38918144, 50756672, 52393984, 62729516, 77836288, 101513344, 104787968, 125459032, 203026688, 250918064, 406053376, 486153749, 501836128, 812106752, 972307498, 1003672256, 1624213504, 1944614996, 2007344512, 3248427008, 3889229992, 4014689024, 7778459984, 8029378048, 15556919968, 16058756096, 31113839936, 32117512192, 62227679872, 64235024384, 124455359744, 248910719488, 497821438976, 995642877952, 1991285755904]

約数ペア:

[(1, 1991285755904), (2, 995642877952), (4, 497821438976), (8, 248910719488), (16, 124455359744), (31, 64235024384), (32, 62227679872), (62, 32117512192), (64, 31113839936), (124, 16058756096), (128, 15556919968), (248, 8029378048), (256, 7778459984), (496, 4014689024), (512, 3889229992), (613, 3248427008), (992, 2007344512), (1024, 1944614996), (1226, 1624213504), (1984, 1003672256), (2048, 972307498), (2452, 812106752), (3968, 501836128), (4096, 486153749), (4904, 406053376), (7936, 250918064), (9808, 203026688), (15872, 125459032), (19003, 104787968), (19616, 101513344), (25583, 77836288), (31744, 62729516), (38006, 52393984), (39232, 50756672), (51166, 38918144), (63488, 31364758), (76012, 26196992), (78464, 25378336), (102332, 19459072), (126976, 15682379), (152024, 13098496), (156928, 12689168), (204664, 9729536), (304048, 6549248), (313856, 6344584), (409328, 4864768), (608096, 3274624), (627712, 3172292), (793073, 2510848), (818656, 2432384), (1216192, 1637312), (1255424, 1586146)]