64555456

素因数分解:

$2^6\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1399}}^1$

素因数の和:1521

約数の個数: 56

約数和(自身を含む): 147929600

約数和(自身を除く): 83374144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 103, 112, 206, 224, 412, 448, 721, 824, 1399, 1442, 1648, 2798, 2884, 3296, 5596, 5768, 6592, 9793, 11192, 11536, 19586, 22384, 23072, 39172, 44768, 46144, 78344, 89536, 144097, 156688, 288194, 313376, 576388, 626752, 1008679, 1152776, 2017358, 2305552, 4034716, 4611104, 8069432, 9222208, 16138864, 32277728, 64555456]

約数ペア:

[(1, 64555456), (2, 32277728), (4, 16138864), (7, 9222208), (8, 8069432), (14, 4611104), (16, 4034716), (28, 2305552), (32, 2017358), (56, 1152776), (64, 1008679), (103, 626752), (112, 576388), (206, 313376), (224, 288194), (412, 156688), (448, 144097), (721, 89536), (824, 78344), (1399, 46144), (1442, 44768), (1648, 39172), (2798, 23072), (2884, 22384), (3296, 19586), (5596, 11536), (5768, 11192), (6592, 9793)]