263127275

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{79}}^1\times {\mathrm{461}}^1$

素因数の和:584

約数の個数: 36

約数和(自身を含む): 351748320

約数和(自身を除く): 88621045

約数列:

[1, 5, 17, 25, 79, 85, 289, 395, 425, 461, 1343, 1445, 1975, 2305, 6715, 7225, 7837, 11525, 22831, 33575, 36419, 39185, 114155, 133229, 182095, 195925, 570775, 619123, 666145, 910475, 3095615, 3330725, 10525091, 15478075, 52625455, 263127275]

約数ペア:

[(1, 263127275), (5, 52625455), (17, 15478075), (25, 10525091), (79, 3330725), (85, 3095615), (289, 910475), (395, 666145), (425, 619123), (461, 570775), (1343, 195925), (1445, 182095), (1975, 133229), (2305, 114155), (6715, 39185), (7225, 36419), (7837, 33575), (11525, 22831)]