664647520

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{143243}}^1$

素因数の和:143287

約数の個数: 48

約数和(自身を含む): 1624386960

約数和(自身を除く): 959739440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4640, 143243, 286486, 572972, 716215, 1145944, 1432430, 2291888, 2864860, 4154047, 4583776, 5729720, 8308094, 11459440, 16616188, 20770235, 22918880, 33232376, 41540470, 66464752, 83080940, 132929504, 166161880, 332323760, 664647520]

約数ペア:

[(1, 664647520), (2, 332323760), (4, 166161880), (5, 132929504), (8, 83080940), (10, 66464752), (16, 41540470), (20, 33232376), (29, 22918880), (32, 20770235), (40, 16616188), (58, 11459440), (80, 8308094), (116, 5729720), (145, 4583776), (160, 4154047), (232, 2864860), (290, 2291888), (464, 1432430), (580, 1145944), (928, 716215), (1160, 572972), (2320, 286486), (4640, 143243)]