128469950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15959}}^1$

素因数の和:16001

約数の個数: 48

約数和(自身を含む): 284981760

約数和(自身を除く): 156511810

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 35, 46, 50, 70, 115, 161, 175, 230, 322, 350, 575, 805, 1150, 1610, 4025, 8050, 15959, 31918, 79795, 111713, 159590, 223426, 367057, 398975, 558565, 734114, 797950, 1117130, 1835285, 2569399, 2792825, 3670570, 5138798, 5585650, 9176425, 12846995, 18352850, 25693990, 64234975, 128469950]

約数ペア:

[(1, 128469950), (2, 64234975), (5, 25693990), (7, 18352850), (10, 12846995), (14, 9176425), (23, 5585650), (25, 5138798), (35, 3670570), (46, 2792825), (50, 2569399), (70, 1835285), (115, 1117130), (161, 797950), (175, 734114), (230, 558565), (322, 398975), (350, 367057), (575, 223426), (805, 159590), (1150, 111713), (1610, 79795), (4025, 31918), (8050, 15959)]