8021325

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 15068480

約数和(自身を除く): 7047155

約数列:

[1, 3, 5, 13, 15, 19, 25, 39, 57, 65, 75, 95, 195, 247, 285, 325, 433, 475, 741, 975, 1235, 1299, 1425, 2165, 3705, 5629, 6175, 6495, 8227, 10825, 16887, 18525, 24681, 28145, 32475, 41135, 84435, 106951, 123405, 140725, 205675, 320853, 422175, 534755, 617025, 1604265, 2673775, 8021325]

約数ペア:

[(1, 8021325), (3, 2673775), (5, 1604265), (13, 617025), (15, 534755), (19, 422175), (25, 320853), (39, 205675), (57, 140725), (65, 123405), (75, 106951), (95, 84435), (195, 41135), (247, 32475), (285, 28145), (325, 24681), (433, 18525), (475, 16887), (741, 10825), (975, 8227), (1235, 6495), (1299, 6175), (1425, 5629), (2165, 3705)]