21539522560

素因数分解:

$2^{11}\times 5^1\times {\mathrm{83}}^1\times {\mathrm{25343}}^1$

素因数の和:25453

約数の個数: 96

約数和(自身を含む): 52306974720

約数和(自身を除く): 30767452160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 256, 320, 332, 415, 512, 640, 664, 830, 1024, 1280, 1328, 1660, 2048, 2560, 2656, 3320, 5120, 5312, 6640, 10240, 10624, 13280, 21248, 25343, 26560, 42496, 50686, 53120, 84992, 101372, 106240, 126715, 169984, 202744, 212480, 253430, 405488, 424960, 506860, 810976, 849920, 1013720, 1621952, 2027440, 2103469, 3243904, 4054880, 4206938, 6487808, 8109760, 8413876, 10517345, 12975616, 16219520, 16827752, 21034690, 25951232, 32439040, 33655504, 42069380, 51902464, 64878080, 67311008, 84138760, 129756160, 134622016, 168277520, 259512320, 269244032, 336555040, 538488064, 673110080, 1076976128, 1346220160, 2153952256, 2692440320, 4307904512, 5384880640, 10769761280, 21539522560]

約数ペア:

[(1, 21539522560), (2, 10769761280), (4, 5384880640), (5, 4307904512), (8, 2692440320), (10, 2153952256), (16, 1346220160), (20, 1076976128), (32, 673110080), (40, 538488064), (64, 336555040), (80, 269244032), (83, 259512320), (128, 168277520), (160, 134622016), (166, 129756160), (256, 84138760), (320, 67311008), (332, 64878080), (415, 51902464), (512, 42069380), (640, 33655504), (664, 32439040), (830, 25951232), (1024, 21034690), (1280, 16827752), (1328, 16219520), (1660, 12975616), (2048, 10517345), (2560, 8413876), (2656, 8109760), (3320, 6487808), (5120, 4206938), (5312, 4054880), (6640, 3243904), (10240, 2103469), (10624, 2027440), (13280, 1621952), (21248, 1013720), (25343, 849920), (26560, 810976), (42496, 506860), (50686, 424960), (53120, 405488), (84992, 253430), (101372, 212480), (106240, 202744), (126715, 169984)]