25925272

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:248

約数の個数: 64

約数和(自身を含む): 55296000

約数和(自身を除く): 29370728

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 79, 127, 136, 152, 158, 254, 316, 323, 508, 632, 646, 1016, 1292, 1343, 1501, 2159, 2413, 2584, 2686, 3002, 4318, 4826, 5372, 6004, 8636, 9652, 10033, 10744, 12008, 17272, 19304, 20066, 25517, 40132, 41021, 51034, 80264, 82042, 102068, 164084, 170561, 190627, 204136, 328168, 341122, 381254, 682244, 762508, 1364488, 1525016, 3240659, 6481318, 12962636, 25925272]

約数ペア:

[(1, 25925272), (2, 12962636), (4, 6481318), (8, 3240659), (17, 1525016), (19, 1364488), (34, 762508), (38, 682244), (68, 381254), (76, 341122), (79, 328168), (127, 204136), (136, 190627), (152, 170561), (158, 164084), (254, 102068), (316, 82042), (323, 80264), (508, 51034), (632, 41021), (646, 40132), (1016, 25517), (1292, 20066), (1343, 19304), (1501, 17272), (2159, 12008), (2413, 10744), (2584, 10033), (2686, 9652), (3002, 8636), (4318, 6004), (4826, 5372)]