20248720125

素因数分解:

$3^1\times 5^3\times {\mathrm{107}}^1\times {\mathrm{173}}^1\times {\mathrm{2917}}^1$

素因数の和:3215

約数の個数: 64

約数和(自身を含む): 34217074944

約数和(自身を除く): 13968354819

約数列:

[1, 3, 5, 15, 25, 75, 107, 125, 173, 321, 375, 519, 535, 865, 1605, 2595, 2675, 2917, 4325, 8025, 8751, 12975, 13375, 14585, 18511, 21625, 40125, 43755, 55533, 64875, 72925, 92555, 218775, 277665, 312119, 364625, 462775, 504641, 936357, 1093875, 1388325, 1513923, 1560595, 2313875, 2523205, 4681785, 6941625, 7569615, 7802975, 12616025, 23408925, 37848075, 39014875, 53996587, 63080125, 117044625, 161989761, 189240375, 269982935, 809948805, 1349914675, 4049744025, 6749573375, 20248720125]

約数ペア:

[(1, 20248720125), (3, 6749573375), (5, 4049744025), (15, 1349914675), (25, 809948805), (75, 269982935), (107, 189240375), (125, 161989761), (173, 117044625), (321, 63080125), (375, 53996587), (519, 39014875), (535, 37848075), (865, 23408925), (1605, 12616025), (2595, 7802975), (2675, 7569615), (2917, 6941625), (4325, 4681785), (8025, 2523205), (8751, 2313875), (12975, 1560595), (13375, 1513923), (14585, 1388325), (18511, 1093875), (21625, 936357), (40125, 504641), (43755, 462775), (55533, 364625), (64875, 312119), (72925, 277665), (92555, 218775)]