2777500160

素因数分解:

$2^9\times 5^1\times {\mathrm{127}}^1\times {\mathrm{8543}}^1$

素因数の和:8693

約数の個数: 80

約数和(自身を含む): 6712713216

約数和(自身を除く): 3935213056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 256, 320, 508, 512, 635, 640, 1016, 1270, 1280, 2032, 2540, 2560, 4064, 5080, 8128, 8543, 10160, 16256, 17086, 20320, 32512, 34172, 40640, 42715, 65024, 68344, 81280, 85430, 136688, 162560, 170860, 273376, 325120, 341720, 546752, 683440, 1084961, 1093504, 1366880, 2169922, 2187008, 2733760, 4339844, 4374016, 5424805, 5467520, 8679688, 10849610, 10935040, 17359376, 21699220, 21870080, 34718752, 43398440, 69437504, 86796880, 138875008, 173593760, 277750016, 347187520, 555500032, 694375040, 1388750080, 2777500160]

約数ペア:

[(1, 2777500160), (2, 1388750080), (4, 694375040), (5, 555500032), (8, 347187520), (10, 277750016), (16, 173593760), (20, 138875008), (32, 86796880), (40, 69437504), (64, 43398440), (80, 34718752), (127, 21870080), (128, 21699220), (160, 17359376), (254, 10935040), (256, 10849610), (320, 8679688), (508, 5467520), (512, 5424805), (635, 4374016), (640, 4339844), (1016, 2733760), (1270, 2187008), (1280, 2169922), (2032, 1366880), (2540, 1093504), (2560, 1084961), (4064, 683440), (5080, 546752), (8128, 341720), (8543, 325120), (10160, 273376), (16256, 170860), (17086, 162560), (20320, 136688), (32512, 85430), (34172, 81280), (40640, 68344), (42715, 65024)]