13178425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 19248768

約数和(自身を除く): 6070343

約数列:

[1, 5, 13, 23, 25, 41, 43, 65, 115, 205, 215, 299, 325, 533, 559, 575, 943, 989, 1025, 1075, 1495, 1763, 2665, 2795, 4715, 4945, 7475, 8815, 12259, 12857, 13325, 13975, 22919, 23575, 24725, 40549, 44075, 61295, 64285, 114595, 202745, 306475, 321425, 527137, 572975, 1013725, 2635685, 13178425]

約数ペア:

[(1, 13178425), (5, 2635685), (13, 1013725), (23, 572975), (25, 527137), (41, 321425), (43, 306475), (65, 202745), (115, 114595), (205, 64285), (215, 61295), (299, 44075), (325, 40549), (533, 24725), (559, 23575), (575, 22919), (943, 13975), (989, 13325), (1025, 12857), (1075, 12259), (1495, 8815), (1763, 7475), (2665, 4945), (2795, 4715)]