140508725

素因数分解:

$5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{4987}}^1$

素因数の和:5034

約数の個数: 36

約数和(自身を含む): 211531104

約数和(自身を除く): 71022379

約数列:

[1, 5, 7, 23, 25, 35, 49, 115, 161, 175, 245, 575, 805, 1127, 1225, 4025, 4987, 5635, 24935, 28175, 34909, 114701, 124675, 174545, 244363, 573505, 802907, 872725, 1221815, 2867525, 4014535, 5620349, 6109075, 20072675, 28101745, 140508725]

約数ペア:

[(1, 140508725), (5, 28101745), (7, 20072675), (23, 6109075), (25, 5620349), (35, 4014535), (49, 2867525), (115, 1221815), (161, 872725), (175, 802907), (245, 573505), (575, 244363), (805, 174545), (1127, 124675), (1225, 114701), (4025, 34909), (4987, 28175), (5635, 24935)]