89915120

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{11587}}^1$

素因数の和:11697

約数の個数: 40

約数和(自身を含む): 211226064

約数和(自身を除く): 121310944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 11587, 23174, 46348, 57935, 92696, 115870, 185392, 231740, 463480, 926960, 1123939, 2247878, 4495756, 5619695, 8991512, 11239390, 17983024, 22478780, 44957560, 89915120]

約数ペア:

[(1, 89915120), (2, 44957560), (4, 22478780), (5, 17983024), (8, 11239390), (10, 8991512), (16, 5619695), (20, 4495756), (40, 2247878), (80, 1123939), (97, 926960), (194, 463480), (388, 231740), (485, 185392), (776, 115870), (970, 92696), (1552, 57935), (1940, 46348), (3880, 23174), (7760, 11587)]