641471488

素因数分解:

$2^{10}\times 7^1\times {\mathrm{89491}}^1$

素因数の和:89518

約数の個数: 44

約数和(自身を含む): 1465520992

約数和(自身を除く): 824049504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 3584, 7168, 89491, 178982, 357964, 626437, 715928, 1252874, 1431856, 2505748, 2863712, 5011496, 5727424, 10022992, 11454848, 20045984, 22909696, 40091968, 45819392, 80183936, 91638784, 160367872, 320735744, 641471488]

約数ペア:

[(1, 641471488), (2, 320735744), (4, 160367872), (7, 91638784), (8, 80183936), (14, 45819392), (16, 40091968), (28, 22909696), (32, 20045984), (56, 11454848), (64, 10022992), (112, 5727424), (128, 5011496), (224, 2863712), (256, 2505748), (448, 1431856), (512, 1252874), (896, 715928), (1024, 626437), (1792, 357964), (3584, 178982), (7168, 89491)]