12713375

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:188

約数の個数: 32

約数和(自身を含む): 17184960

約数和(自身を除く): 4471585

約数列:

[1, 5, 19, 25, 53, 95, 101, 125, 265, 475, 505, 1007, 1325, 1919, 2375, 2525, 5035, 5353, 6625, 9595, 12625, 25175, 26765, 47975, 101707, 125875, 133825, 239875, 508535, 669125, 2542675, 12713375]

約数ペア:

[(1, 12713375), (5, 2542675), (19, 669125), (25, 508535), (53, 239875), (95, 133825), (101, 125875), (125, 101707), (265, 47975), (475, 26765), (505, 25175), (1007, 12625), (1325, 9595), (1919, 6625), (2375, 5353), (2525, 5035)]