255988096

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21977}}^1$

素因数の和:22011

約数の個数: 64

約数和(自身を含む): 627691680

約数和(自身を除く): 371703584

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 364, 416, 448, 728, 832, 896, 1456, 1664, 2912, 5824, 11648, 21977, 43954, 87908, 153839, 175816, 285701, 307678, 351632, 571402, 615356, 703264, 1142804, 1230712, 1406528, 1999907, 2285608, 2461424, 2813056, 3999814, 4571216, 4922848, 7999628, 9142432, 9845696, 15999256, 18284864, 19691392, 31998512, 36569728, 63997024, 127994048, 255988096]

約数ペア:

[(1, 255988096), (2, 127994048), (4, 63997024), (7, 36569728), (8, 31998512), (13, 19691392), (14, 18284864), (16, 15999256), (26, 9845696), (28, 9142432), (32, 7999628), (52, 4922848), (56, 4571216), (64, 3999814), (91, 2813056), (104, 2461424), (112, 2285608), (128, 1999907), (182, 1406528), (208, 1230712), (224, 1142804), (364, 703264), (416, 615356), (448, 571402), (728, 351632), (832, 307678), (896, 285701), (1456, 175816), (1664, 153839), (2912, 87908), (5824, 43954), (11648, 21977)]