199051775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{859}}^1$

素因数の和:936

約数の個数: 48

約数和(自身を含む): 286648320

約数和(自身を除く): 87596545

約数列:

[1, 5, 13, 23, 25, 31, 65, 115, 155, 299, 325, 403, 575, 713, 775, 859, 1495, 2015, 3565, 4295, 7475, 9269, 10075, 11167, 17825, 19757, 21475, 26629, 46345, 55835, 98785, 133145, 231725, 256841, 279175, 346177, 493925, 612467, 665725, 1284205, 1730885, 3062335, 6421025, 7962071, 8654425, 15311675, 39810355, 199051775]

約数ペア:

[(1, 199051775), (5, 39810355), (13, 15311675), (23, 8654425), (25, 7962071), (31, 6421025), (65, 3062335), (115, 1730885), (155, 1284205), (299, 665725), (325, 612467), (403, 493925), (575, 346177), (713, 279175), (775, 256841), (859, 231725), (1495, 133145), (2015, 98785), (3565, 55835), (4295, 46345), (7475, 26629), (9269, 21475), (10075, 19757), (11167, 17825)]