2669225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 3666432

約数和(自身を除く): 997207

約数列:

[1, 5, 13, 25, 43, 65, 191, 215, 325, 559, 955, 1075, 2483, 2795, 4775, 8213, 12415, 13975, 41065, 62075, 106769, 205325, 533845, 2669225]

約数ペア:

[(1, 2669225), (5, 533845), (13, 205325), (25, 106769), (43, 62075), (65, 41065), (191, 13975), (215, 12415), (325, 8213), (559, 4775), (955, 2795), (1075, 2483)]