144774650

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{131}}^1$

素因数の和:228

約数の個数: 72

約数和(自身を含む): 292561632

約数和(自身を除く): 147786982

約数列:

[1, 2, 5, 10, 23, 25, 31, 46, 50, 62, 115, 131, 155, 230, 262, 310, 575, 655, 713, 775, 961, 1150, 1310, 1426, 1550, 1922, 3013, 3275, 3565, 4061, 4805, 6026, 6550, 7130, 8122, 9610, 15065, 17825, 20305, 22103, 24025, 30130, 35650, 40610, 44206, 48050, 75325, 93403, 101525, 110515, 125891, 150650, 186806, 203050, 221030, 251782, 467015, 552575, 629455, 934030, 1105150, 1258910, 2335075, 2895493, 3147275, 4670150, 5790986, 6294550, 14477465, 28954930, 72387325, 144774650]

約数ペア:

[(1, 144774650), (2, 72387325), (5, 28954930), (10, 14477465), (23, 6294550), (25, 5790986), (31, 4670150), (46, 3147275), (50, 2895493), (62, 2335075), (115, 1258910), (131, 1105150), (155, 934030), (230, 629455), (262, 552575), (310, 467015), (575, 251782), (655, 221030), (713, 203050), (775, 186806), (961, 150650), (1150, 125891), (1310, 110515), (1426, 101525), (1550, 93403), (1922, 75325), (3013, 48050), (3275, 44206), (3565, 40610), (4061, 35650), (4805, 30130), (6026, 24025), (6550, 22103), (7130, 20305), (8122, 17825), (9610, 15065)]