65188760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17909}}^1$

素因数の和:17940

約数の個数: 64

約数和(自身を含む): 180532800

約数和(自身を除く): 115344040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 17909, 35818, 71636, 89545, 125363, 143272, 179090, 232817, 250726, 358180, 465634, 501452, 626815, 716360, 931268, 1002904, 1164085, 1253630, 1629719, 1862536, 2328170, 2507260, 3259438, 4656340, 5014520, 6518876, 8148595, 9312680, 13037752, 16297190, 32594380, 65188760]

約数ペア:

[(1, 65188760), (2, 32594380), (4, 16297190), (5, 13037752), (7, 9312680), (8, 8148595), (10, 6518876), (13, 5014520), (14, 4656340), (20, 3259438), (26, 2507260), (28, 2328170), (35, 1862536), (40, 1629719), (52, 1253630), (56, 1164085), (65, 1002904), (70, 931268), (91, 716360), (104, 626815), (130, 501452), (140, 465634), (182, 358180), (260, 250726), (280, 232817), (364, 179090), (455, 143272), (520, 125363), (728, 89545), (910, 71636), (1820, 35818), (3640, 17909)]