189200128

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{409}}^1$

素因数の和:577

約数の個数: 72

約数和(自身を含む): 410639600

約数和(自身を除く): 221439472

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 139, 208, 256, 278, 409, 416, 556, 818, 832, 1112, 1636, 1664, 1807, 2224, 3272, 3328, 3614, 4448, 5317, 6544, 7228, 8896, 10634, 13088, 14456, 17792, 21268, 26176, 28912, 35584, 42536, 52352, 56851, 57824, 85072, 104704, 113702, 115648, 170144, 227404, 231296, 340288, 454808, 462592, 680576, 739063, 909616, 1361152, 1478126, 1819232, 2956252, 3638464, 5912504, 7276928, 11825008, 14553856, 23650016, 47300032, 94600064, 189200128]

約数ペア:

[(1, 189200128), (2, 94600064), (4, 47300032), (8, 23650016), (13, 14553856), (16, 11825008), (26, 7276928), (32, 5912504), (52, 3638464), (64, 2956252), (104, 1819232), (128, 1478126), (139, 1361152), (208, 909616), (256, 739063), (278, 680576), (409, 462592), (416, 454808), (556, 340288), (818, 231296), (832, 227404), (1112, 170144), (1636, 115648), (1664, 113702), (1807, 104704), (2224, 85072), (3272, 57824), (3328, 56851), (3614, 52352), (4448, 42536), (5317, 35584), (6544, 28912), (7228, 26176), (8896, 21268), (10634, 17792), (13088, 14456)]