8018475

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 14820480

約数和(自身を除く): 6802005

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 255, 285, 323, 331, 425, 475, 969, 993, 1275, 1425, 1615, 1655, 4845, 4965, 5627, 6289, 8075, 8275, 16881, 18867, 24225, 24825, 28135, 31445, 84405, 94335, 106913, 140675, 157225, 320739, 422025, 471675, 534565, 1603695, 2672825, 8018475]

約数ペア:

[(1, 8018475), (3, 2672825), (5, 1603695), (15, 534565), (17, 471675), (19, 422025), (25, 320739), (51, 157225), (57, 140675), (75, 106913), (85, 94335), (95, 84405), (255, 31445), (285, 28135), (323, 24825), (331, 24225), (425, 18867), (475, 16881), (969, 8275), (993, 8075), (1275, 6289), (1425, 5627), (1615, 4965), (1655, 4845)]