20132351675

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1\times {\mathrm{1051}}^1$

素因数の和:1380

約数の個数: 48

約数和(自身を含む): 25966457088

約数和(自身を除く): 5834105413

約数列:

[1, 5, 25, 43, 103, 173, 215, 515, 865, 1051, 1075, 2575, 4325, 4429, 5255, 7439, 17819, 22145, 26275, 37195, 45193, 89095, 108253, 110725, 181823, 185975, 225965, 445475, 541265, 766217, 909115, 1129825, 2706325, 3831085, 4545575, 4654879, 7818389, 18727769, 19155425, 23274395, 39091945, 93638845, 116371975, 195459725, 468194225, 805294067, 4026470335, 20132351675]

約数ペア:

[(1, 20132351675), (5, 4026470335), (25, 805294067), (43, 468194225), (103, 195459725), (173, 116371975), (215, 93638845), (515, 39091945), (865, 23274395), (1051, 19155425), (1075, 18727769), (2575, 7818389), (4325, 4654879), (4429, 4545575), (5255, 3831085), (7439, 2706325), (17819, 1129825), (22145, 909115), (26275, 766217), (37195, 541265), (45193, 445475), (89095, 225965), (108253, 185975), (110725, 181823)]