53728480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1987}}^1$

素因数の和:2028

約数の個数: 72

約数和(自身を含む): 137517912

約数和(自身を除く): 83789432

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 260, 338, 416, 520, 676, 845, 1040, 1352, 1690, 1987, 2080, 2704, 3380, 3974, 5408, 6760, 7948, 9935, 13520, 15896, 19870, 25831, 27040, 31792, 39740, 51662, 63584, 79480, 103324, 129155, 158960, 206648, 258310, 317920, 335803, 413296, 516620, 671606, 826592, 1033240, 1343212, 1679015, 2066480, 2686424, 3358030, 4132960, 5372848, 6716060, 10745696, 13432120, 26864240, 53728480]

約数ペア:

[(1, 53728480), (2, 26864240), (4, 13432120), (5, 10745696), (8, 6716060), (10, 5372848), (13, 4132960), (16, 3358030), (20, 2686424), (26, 2066480), (32, 1679015), (40, 1343212), (52, 1033240), (65, 826592), (80, 671606), (104, 516620), (130, 413296), (160, 335803), (169, 317920), (208, 258310), (260, 206648), (338, 158960), (416, 129155), (520, 103324), (676, 79480), (845, 63584), (1040, 51662), (1352, 39740), (1690, 31792), (1987, 27040), (2080, 25831), (2704, 19870), (3380, 15896), (3974, 13520), (5408, 9935), (6760, 7948)]