65957240

素因数分解:

$2^3\times 5^1\times {\mathrm{367}}^1\times {\mathrm{4493}}^1$

素因数の和:4871

約数の個数: 32

約数和(自身を含む): 148841280

約数和(自身を除く): 82884040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 367, 734, 1468, 1835, 2936, 3670, 4493, 7340, 8986, 14680, 17972, 22465, 35944, 44930, 89860, 179720, 1648931, 3297862, 6595724, 8244655, 13191448, 16489310, 32978620, 65957240]

約数ペア:

[(1, 65957240), (2, 32978620), (4, 16489310), (5, 13191448), (8, 8244655), (10, 6595724), (20, 3297862), (40, 1648931), (367, 179720), (734, 89860), (1468, 44930), (1835, 35944), (2936, 22465), (3670, 17972), (4493, 14680), (7340, 8986)]