78027520

素因数分解:

$2^8\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1297}}^1$

素因数の和:1365

約数の個数: 72

約数和(自身を含む): 191024064

約数和(自身を除く): 112996544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 256, 320, 376, 470, 640, 752, 940, 1280, 1297, 1504, 1880, 2594, 3008, 3760, 5188, 6016, 6485, 7520, 10376, 12032, 12970, 15040, 20752, 25940, 30080, 41504, 51880, 60160, 60959, 83008, 103760, 121918, 166016, 207520, 243836, 304795, 332032, 415040, 487672, 609590, 830080, 975344, 1219180, 1660160, 1950688, 2438360, 3901376, 4876720, 7802752, 9753440, 15605504, 19506880, 39013760, 78027520]

約数ペア:

[(1, 78027520), (2, 39013760), (4, 19506880), (5, 15605504), (8, 9753440), (10, 7802752), (16, 4876720), (20, 3901376), (32, 2438360), (40, 1950688), (47, 1660160), (64, 1219180), (80, 975344), (94, 830080), (128, 609590), (160, 487672), (188, 415040), (235, 332032), (256, 304795), (320, 243836), (376, 207520), (470, 166016), (640, 121918), (752, 103760), (940, 83008), (1280, 60959), (1297, 60160), (1504, 51880), (1880, 41504), (2594, 30080), (3008, 25940), (3760, 20752), (5188, 15040), (6016, 12970), (6485, 12032), (7520, 10376)]