86390025

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{509}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 149752320

約数和(自身を除く): 63362295

約数列:

[1, 3, 5, 15, 25, 31, 73, 75, 93, 155, 219, 365, 465, 509, 775, 1095, 1527, 1825, 2263, 2325, 2545, 5475, 6789, 7635, 11315, 12725, 15779, 33945, 37157, 38175, 47337, 56575, 78895, 111471, 169725, 185785, 236685, 394475, 557355, 928925, 1151867, 1183425, 2786775, 3455601, 5759335, 17278005, 28796675, 86390025]

約数ペア:

[(1, 86390025), (3, 28796675), (5, 17278005), (15, 5759335), (25, 3455601), (31, 2786775), (73, 1183425), (75, 1151867), (93, 928925), (155, 557355), (219, 394475), (365, 236685), (465, 185785), (509, 169725), (775, 111471), (1095, 78895), (1527, 56575), (1825, 47337), (2263, 38175), (2325, 37157), (2545, 33945), (5475, 15779), (6789, 12725), (7635, 11315)]