100221280

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{9349}}^1$

素因数の和:9431

約数の個数: 48

約数和(自身を含む): 240332400

約数和(自身を除く): 140111120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 536, 670, 1072, 1340, 2144, 2680, 5360, 9349, 10720, 18698, 37396, 46745, 74792, 93490, 149584, 186980, 299168, 373960, 626383, 747920, 1252766, 1495840, 2505532, 3131915, 5011064, 6263830, 10022128, 12527660, 20044256, 25055320, 50110640, 100221280]

約数ペア:

[(1, 100221280), (2, 50110640), (4, 25055320), (5, 20044256), (8, 12527660), (10, 10022128), (16, 6263830), (20, 5011064), (32, 3131915), (40, 2505532), (67, 1495840), (80, 1252766), (134, 747920), (160, 626383), (268, 373960), (335, 299168), (536, 186980), (670, 149584), (1072, 93490), (1340, 74792), (2144, 46745), (2680, 37396), (5360, 18698), (9349, 10720)]