74587760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71719}}^1$

素因数の和:71745

約数の個数: 40

約数和(自身を含む): 186758880

約数和(自身を除く): 112171120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 71719, 143438, 286876, 358595, 573752, 717190, 932347, 1147504, 1434380, 1864694, 2868760, 3729388, 4661735, 5737520, 7458776, 9323470, 14917552, 18646940, 37293880, 74587760]

約数ペア:

[(1, 74587760), (2, 37293880), (4, 18646940), (5, 14917552), (8, 9323470), (10, 7458776), (13, 5737520), (16, 4661735), (20, 3729388), (26, 2868760), (40, 1864694), (52, 1434380), (65, 1147504), (80, 932347), (104, 717190), (130, 573752), (208, 358595), (260, 286876), (520, 143438), (1040, 71719)]