68670208

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:573

約数の個数: 72

約数和(自身を含む): 150111360

約数和(自身を除く): 81441152

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 64, 68, 124, 128, 136, 248, 256, 272, 496, 509, 527, 544, 992, 1018, 1054, 1088, 1984, 2036, 2108, 2176, 3968, 4072, 4216, 4352, 7936, 8144, 8432, 8653, 15779, 16288, 16864, 17306, 31558, 32576, 33728, 34612, 63116, 65152, 67456, 69224, 126232, 130304, 134912, 138448, 252464, 268243, 276896, 504928, 536486, 553792, 1009856, 1072972, 1107584, 2019712, 2145944, 2215168, 4039424, 4291888, 8583776, 17167552, 34335104, 68670208]

約数ペア:

[(1, 68670208), (2, 34335104), (4, 17167552), (8, 8583776), (16, 4291888), (17, 4039424), (31, 2215168), (32, 2145944), (34, 2019712), (62, 1107584), (64, 1072972), (68, 1009856), (124, 553792), (128, 536486), (136, 504928), (248, 276896), (256, 268243), (272, 252464), (496, 138448), (509, 134912), (527, 130304), (544, 126232), (992, 69224), (1018, 67456), (1054, 65152), (1088, 63116), (1984, 34612), (2036, 33728), (2108, 32576), (2176, 31558), (3968, 17306), (4072, 16864), (4216, 16288), (4352, 15779), (7936, 8653), (8144, 8432)]