115295900

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{26813}}^1$

素因数の和:26870

約数の個数: 36

約数和(自身を含む): 256020072

約数和(自身を除く): 140724172

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 1075, 2150, 4300, 26813, 53626, 107252, 134065, 268130, 536260, 670325, 1152959, 1340650, 2305918, 2681300, 4611836, 5764795, 11529590, 23059180, 28823975, 57647950, 115295900]

約数ペア:

[(1, 115295900), (2, 57647950), (4, 28823975), (5, 23059180), (10, 11529590), (20, 5764795), (25, 4611836), (43, 2681300), (50, 2305918), (86, 1340650), (100, 1152959), (172, 670325), (215, 536260), (430, 268130), (860, 134065), (1075, 107252), (2150, 53626), (4300, 26813)]