25886325

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 46068480

約数和(自身を除く): 20182155

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 79, 85, 237, 255, 257, 395, 425, 771, 1185, 1275, 1285, 1343, 1975, 3855, 4029, 4369, 5925, 6425, 6715, 13107, 19275, 20145, 20303, 21845, 33575, 60909, 65535, 100725, 101515, 109225, 304545, 327675, 345151, 507575, 1035453, 1522725, 1725755, 5177265, 8628775, 25886325]

約数ペア:

[(1, 25886325), (3, 8628775), (5, 5177265), (15, 1725755), (17, 1522725), (25, 1035453), (51, 507575), (75, 345151), (79, 327675), (85, 304545), (237, 109225), (255, 101515), (257, 100725), (395, 65535), (425, 60909), (771, 33575), (1185, 21845), (1275, 20303), (1285, 20145), (1343, 19275), (1975, 13107), (3855, 6715), (4029, 6425), (4369, 5925)]