31383041792

素因数分解:

$2^8\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{21617}}^1$

素因数の和:21793

約数の個数: 72

約数和(自身を含む): 64424925936

約数和(自身を除く): 33041884144

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 107, 128, 212, 214, 256, 424, 428, 848, 856, 1696, 1712, 3392, 3424, 5671, 6784, 6848, 11342, 13568, 13696, 21617, 22684, 27392, 43234, 45368, 86468, 90736, 172936, 181472, 345872, 362944, 691744, 725888, 1145701, 1383488, 1451776, 2291402, 2313019, 2766976, 4582804, 4626038, 5533952, 9165608, 9252076, 18331216, 18504152, 36662432, 37008304, 73324864, 74016608, 122590007, 146649728, 148033216, 245180014, 293299456, 296066432, 490360028, 592132864, 980720056, 1961440112, 3922880224, 7845760448, 15691520896, 31383041792]

約数ペア:

[(1, 31383041792), (2, 15691520896), (4, 7845760448), (8, 3922880224), (16, 1961440112), (32, 980720056), (53, 592132864), (64, 490360028), (106, 296066432), (107, 293299456), (128, 245180014), (212, 148033216), (214, 146649728), (256, 122590007), (424, 74016608), (428, 73324864), (848, 37008304), (856, 36662432), (1696, 18504152), (1712, 18331216), (3392, 9252076), (3424, 9165608), (5671, 5533952), (6784, 4626038), (6848, 4582804), (11342, 2766976), (13568, 2313019), (13696, 2291402), (21617, 1451776), (22684, 1383488), (27392, 1145701), (43234, 725888), (45368, 691744), (86468, 362944), (90736, 345872), (172936, 181472)]