16141280

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1277}}^1$

素因数の和:1371

約数の個数: 48

約数和(自身を含む): 38646720

約数和(自身を除く): 22505440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1264, 1277, 1580, 2528, 2554, 3160, 5108, 6320, 6385, 10216, 12640, 12770, 20432, 25540, 40864, 51080, 100883, 102160, 201766, 204320, 403532, 504415, 807064, 1008830, 1614128, 2017660, 3228256, 4035320, 8070640, 16141280]

約数ペア:

[(1, 16141280), (2, 8070640), (4, 4035320), (5, 3228256), (8, 2017660), (10, 1614128), (16, 1008830), (20, 807064), (32, 504415), (40, 403532), (79, 204320), (80, 201766), (158, 102160), (160, 100883), (316, 51080), (395, 40864), (632, 25540), (790, 20432), (1264, 12770), (1277, 12640), (1580, 10216), (2528, 6385), (2554, 6320), (3160, 5108)]