66897920

素因数分解:

$2^{11}\times 5^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:213

約数の個数: 96

約数和(自身を含む): 165110400

約数和(自身を除く): 98212480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 139, 160, 188, 235, 256, 278, 320, 376, 470, 512, 556, 640, 695, 752, 940, 1024, 1112, 1280, 1390, 1504, 1880, 2048, 2224, 2560, 2780, 3008, 3760, 4448, 5120, 5560, 6016, 6533, 7520, 8896, 10240, 11120, 12032, 13066, 15040, 17792, 22240, 24064, 26132, 30080, 32665, 35584, 44480, 48128, 52264, 60160, 65330, 71168, 88960, 96256, 104528, 120320, 130660, 142336, 177920, 209056, 240640, 261320, 284672, 355840, 418112, 481280, 522640, 711680, 836224, 1045280, 1423360, 1672448, 2090560, 3344896, 4181120, 6689792, 8362240, 13379584, 16724480, 33448960, 66897920]

約数ペア:

[(1, 66897920), (2, 33448960), (4, 16724480), (5, 13379584), (8, 8362240), (10, 6689792), (16, 4181120), (20, 3344896), (32, 2090560), (40, 1672448), (47, 1423360), (64, 1045280), (80, 836224), (94, 711680), (128, 522640), (139, 481280), (160, 418112), (188, 355840), (235, 284672), (256, 261320), (278, 240640), (320, 209056), (376, 177920), (470, 142336), (512, 130660), (556, 120320), (640, 104528), (695, 96256), (752, 88960), (940, 71168), (1024, 65330), (1112, 60160), (1280, 52264), (1390, 48128), (1504, 44480), (1880, 35584), (2048, 32665), (2224, 30080), (2560, 26132), (2780, 24064), (3008, 22240), (3760, 17792), (4448, 15040), (5120, 13066), (5560, 12032), (6016, 11120), (6533, 10240), (7520, 8896)]