78140336

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{613}}^1$

素因数の和:909

約数の個数: 40

約数和(自身を含む): 157144704

約数和(自身を除く): 79004368

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 257, 496, 514, 613, 1028, 1226, 2056, 2452, 4112, 4904, 7967, 9808, 15934, 19003, 31868, 38006, 63736, 76012, 127472, 152024, 157541, 304048, 315082, 630164, 1260328, 2520656, 4883771, 9767542, 19535084, 39070168, 78140336]

約数ペア:

[(1, 78140336), (2, 39070168), (4, 19535084), (8, 9767542), (16, 4883771), (31, 2520656), (62, 1260328), (124, 630164), (248, 315082), (257, 304048), (496, 157541), (514, 152024), (613, 127472), (1028, 76012), (1226, 63736), (2056, 38006), (2452, 31868), (4112, 19003), (4904, 15934), (7967, 9808)]