127908976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:374

約数の個数: 80

約数和(自身を含む): 279982080

約数和(自身を除く): 152073104

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 83, 104, 124, 166, 208, 239, 248, 332, 403, 478, 496, 664, 806, 956, 1079, 1328, 1612, 1912, 2158, 2573, 3107, 3224, 3824, 4316, 5146, 6214, 6448, 7409, 8632, 10292, 12428, 14818, 17264, 19837, 20584, 24856, 29636, 33449, 39674, 41168, 49712, 59272, 66898, 79348, 96317, 118544, 133796, 158696, 192634, 257881, 267592, 317392, 385268, 515762, 535184, 614947, 770536, 1031524, 1229894, 1541072, 2063048, 2459788, 4126096, 4919576, 7994311, 9839152, 15988622, 31977244, 63954488, 127908976]

約数ペア:

[(1, 127908976), (2, 63954488), (4, 31977244), (8, 15988622), (13, 9839152), (16, 7994311), (26, 4919576), (31, 4126096), (52, 2459788), (62, 2063048), (83, 1541072), (104, 1229894), (124, 1031524), (166, 770536), (208, 614947), (239, 535184), (248, 515762), (332, 385268), (403, 317392), (478, 267592), (496, 257881), (664, 192634), (806, 158696), (956, 133796), (1079, 118544), (1328, 96317), (1612, 79348), (1912, 66898), (2158, 59272), (2573, 49712), (3107, 41168), (3224, 39674), (3824, 33449), (4316, 29636), (5146, 24856), (6214, 20584), (6448, 19837), (7409, 17264), (8632, 14818), (10292, 12428)]