129339470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{5209}}^1$

素因数の和:5420

約数の個数: 32

約数和(自身を含む): 252080640

約数和(自身を除く): 122741170

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 191, 382, 955, 1910, 2483, 4966, 5209, 10418, 12415, 24830, 26045, 52090, 67717, 135434, 338585, 677170, 994919, 1989838, 4974595, 9949190, 12933947, 25867894, 64669735, 129339470]

約数ペア:

[(1, 129339470), (2, 64669735), (5, 25867894), (10, 12933947), (13, 9949190), (26, 4974595), (65, 1989838), (130, 994919), (191, 677170), (382, 338585), (955, 135434), (1910, 67717), (2483, 52090), (4966, 26045), (5209, 24830), (10418, 12415)]