26217040

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7993}}^1$

素因数の和:8047

約数の個数: 40

約数和(自身を含む): 62449128

約数和(自身を除く): 36232088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 7993, 15986, 31972, 39965, 63944, 79930, 127888, 159860, 319720, 327713, 639440, 655426, 1310852, 1638565, 2621704, 3277130, 5243408, 6554260, 13108520, 26217040]

約数ペア:

[(1, 26217040), (2, 13108520), (4, 6554260), (5, 5243408), (8, 3277130), (10, 2621704), (16, 1638565), (20, 1310852), (40, 655426), (41, 639440), (80, 327713), (82, 319720), (164, 159860), (205, 127888), (328, 79930), (410, 63944), (656, 39965), (820, 31972), (1640, 15986), (3280, 7993)]