200387720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{401}}^1$

素因数の和:487

約数の個数: 96

約数和(自身を含む): 502974360

約数和(自身を除く): 302586640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 401, 403, 520, 620, 802, 806, 961, 1240, 1604, 1612, 1922, 2005, 2015, 3208, 3224, 3844, 4010, 4030, 4805, 5213, 7688, 8020, 8060, 9610, 10426, 12431, 12493, 16040, 16120, 19220, 20852, 24862, 24986, 26065, 38440, 41704, 49724, 49972, 52130, 62155, 62465, 99448, 99944, 104260, 124310, 124930, 161603, 208520, 248620, 249860, 323206, 385361, 497240, 499720, 646412, 770722, 808015, 1292824, 1541444, 1616030, 1926805, 3082888, 3232060, 3853610, 5009693, 6464120, 7707220, 10019386, 15414440, 20038772, 25048465, 40077544, 50096930, 100193860, 200387720]

約数ペア:

[(1, 200387720), (2, 100193860), (4, 50096930), (5, 40077544), (8, 25048465), (10, 20038772), (13, 15414440), (20, 10019386), (26, 7707220), (31, 6464120), (40, 5009693), (52, 3853610), (62, 3232060), (65, 3082888), (104, 1926805), (124, 1616030), (130, 1541444), (155, 1292824), (248, 808015), (260, 770722), (310, 646412), (401, 499720), (403, 497240), (520, 385361), (620, 323206), (802, 249860), (806, 248620), (961, 208520), (1240, 161603), (1604, 124930), (1612, 124310), (1922, 104260), (2005, 99944), (2015, 99448), (3208, 62465), (3224, 62155), (3844, 52130), (4010, 49972), (4030, 49724), (4805, 41704), (5213, 38440), (7688, 26065), (8020, 24986), (8060, 24862), (9610, 20852), (10426, 19220), (12431, 16120), (12493, 16040)]