129415250

素因数分解:

$2^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 257167872

約数和(自身を除く): 127752622

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 71, 115, 125, 142, 230, 250, 317, 355, 575, 634, 710, 1150, 1585, 1633, 1775, 2875, 3170, 3266, 3550, 5750, 7291, 7925, 8165, 8875, 14582, 15850, 16330, 17750, 22507, 36455, 39625, 40825, 45014, 72910, 79250, 81650, 112535, 182275, 204125, 225070, 364550, 408250, 517661, 562675, 911375, 1035322, 1125350, 1822750, 2588305, 2813375, 5176610, 5626750, 12941525, 25883050, 64707625, 129415250]

約数ペア:

[(1, 129415250), (2, 64707625), (5, 25883050), (10, 12941525), (23, 5626750), (25, 5176610), (46, 2813375), (50, 2588305), (71, 1822750), (115, 1125350), (125, 1035322), (142, 911375), (230, 562675), (250, 517661), (317, 408250), (355, 364550), (575, 225070), (634, 204125), (710, 182275), (1150, 112535), (1585, 81650), (1633, 79250), (1775, 72910), (2875, 45014), (3170, 40825), (3266, 39625), (3550, 36455), (5750, 22507), (7291, 17750), (7925, 16330), (8165, 15850), (8875, 14582)]