25091456

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{887}}^1$

素因数の和:931

約数の個数: 64

約数和(自身を含む): 57062880

約数和(自身を除く): 31971424

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 208, 221, 272, 416, 442, 544, 832, 884, 887, 1088, 1664, 1768, 1774, 2176, 3536, 3548, 7072, 7096, 11531, 14144, 14192, 15079, 23062, 28288, 28384, 30158, 46124, 56768, 60316, 92248, 113536, 120632, 184496, 196027, 241264, 368992, 392054, 482528, 737984, 784108, 965056, 1475968, 1568216, 1930112, 3136432, 6272864, 12545728, 25091456]

約数ペア:

[(1, 25091456), (2, 12545728), (4, 6272864), (8, 3136432), (13, 1930112), (16, 1568216), (17, 1475968), (26, 965056), (32, 784108), (34, 737984), (52, 482528), (64, 392054), (68, 368992), (104, 241264), (128, 196027), (136, 184496), (208, 120632), (221, 113536), (272, 92248), (416, 60316), (442, 56768), (544, 46124), (832, 30158), (884, 28384), (887, 28288), (1088, 23062), (1664, 15079), (1768, 14192), (1774, 14144), (2176, 11531), (3536, 7096), (3548, 7072)]