25206675

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 45497088

約数和(自身を除く): 20290413

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 103, 195, 251, 309, 325, 515, 753, 975, 1255, 1339, 1545, 2575, 3263, 3765, 4017, 6275, 6695, 7725, 9789, 16315, 18825, 20085, 25853, 33475, 48945, 77559, 81575, 100425, 129265, 244725, 336089, 387795, 646325, 1008267, 1680445, 1938975, 5041335, 8402225, 25206675]

約数ペア:

[(1, 25206675), (3, 8402225), (5, 5041335), (13, 1938975), (15, 1680445), (25, 1008267), (39, 646325), (65, 387795), (75, 336089), (103, 244725), (195, 129265), (251, 100425), (309, 81575), (325, 77559), (515, 48945), (753, 33475), (975, 25853), (1255, 20085), (1339, 18825), (1545, 16315), (2575, 9789), (3263, 7725), (3765, 6695), (4017, 6275)]