64539808

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1051}}^1$

素因数の和:1181

約数の個数: 48

約数和(自身を含む): 135203040

約数和(自身を除く): 70663232

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 101, 152, 202, 304, 404, 608, 808, 1051, 1616, 1919, 2102, 3232, 3838, 4204, 7676, 8408, 15352, 16816, 19969, 30704, 33632, 39938, 61408, 79876, 106151, 159752, 212302, 319504, 424604, 639008, 849208, 1698416, 2016869, 3396832, 4033738, 8067476, 16134952, 32269904, 64539808]

約数ペア:

[(1, 64539808), (2, 32269904), (4, 16134952), (8, 8067476), (16, 4033738), (19, 3396832), (32, 2016869), (38, 1698416), (76, 849208), (101, 639008), (152, 424604), (202, 319504), (304, 212302), (404, 159752), (608, 106151), (808, 79876), (1051, 61408), (1616, 39938), (1919, 33632), (2102, 30704), (3232, 19969), (3838, 16816), (4204, 15352), (7676, 8408)]