64912456

素因数分解:

$2^3\times 7^2\times {\mathrm{43}}^1\times {\mathrm{3851}}^1$

素因数の和:3914

約数の個数: 48

約数和(自身を含む): 144912240

約数和(自身を除く): 79999784

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 49, 56, 86, 98, 172, 196, 301, 344, 392, 602, 1204, 2107, 2408, 3851, 4214, 7702, 8428, 15404, 16856, 26957, 30808, 53914, 107828, 165593, 188699, 215656, 331186, 377398, 662372, 754796, 1159151, 1324744, 1509592, 2318302, 4636604, 8114057, 9273208, 16228114, 32456228, 64912456]

約数ペア:

[(1, 64912456), (2, 32456228), (4, 16228114), (7, 9273208), (8, 8114057), (14, 4636604), (28, 2318302), (43, 1509592), (49, 1324744), (56, 1159151), (86, 754796), (98, 662372), (172, 377398), (196, 331186), (301, 215656), (344, 188699), (392, 165593), (602, 107828), (1204, 53914), (2107, 30808), (2408, 26957), (3851, 16856), (4214, 15404), (7702, 8428)]