25726384

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{613}}^1$

素因数の和:725

約数の個数: 40

約数和(自身を含む): 51924752

約数和(自身を除く): 26198368

約数列:

[1, 2, 4, 8, 16, 43, 61, 86, 122, 172, 244, 344, 488, 613, 688, 976, 1226, 2452, 2623, 4904, 5246, 9808, 10492, 20984, 26359, 37393, 41968, 52718, 74786, 105436, 149572, 210872, 299144, 421744, 598288, 1607899, 3215798, 6431596, 12863192, 25726384]

約数ペア:

[(1, 25726384), (2, 12863192), (4, 6431596), (8, 3215798), (16, 1607899), (43, 598288), (61, 421744), (86, 299144), (122, 210872), (172, 149572), (244, 105436), (344, 74786), (488, 52718), (613, 41968), (688, 37393), (976, 26359), (1226, 20984), (2452, 10492), (2623, 9808), (4904, 5246)]