72606880

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4493}}^1$

素因数の和:4609

約数の個数: 48

約数和(自身を含む): 173270664

約数和(自身を除く): 100663784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 808, 1010, 1616, 2020, 3232, 4040, 4493, 8080, 8986, 16160, 17972, 22465, 35944, 44930, 71888, 89860, 143776, 179720, 359440, 453793, 718880, 907586, 1815172, 2268965, 3630344, 4537930, 7260688, 9075860, 14521376, 18151720, 36303440, 72606880]

約数ペア:

[(1, 72606880), (2, 36303440), (4, 18151720), (5, 14521376), (8, 9075860), (10, 7260688), (16, 4537930), (20, 3630344), (32, 2268965), (40, 1815172), (80, 907586), (101, 718880), (160, 453793), (202, 359440), (404, 179720), (505, 143776), (808, 89860), (1010, 71888), (1616, 44930), (2020, 35944), (3232, 22465), (4040, 17972), (4493, 16160), (8080, 8986)]