80205060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{107}}^1$

素因数の和:194

約数の個数: 144

約数和(自身を含む): 252237888

約数和(自身を除く): 172032828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 107, 124, 130, 155, 156, 186, 195, 214, 260, 310, 321, 372, 390, 403, 428, 465, 535, 620, 642, 780, 806, 930, 961, 1070, 1209, 1284, 1391, 1605, 1612, 1860, 1922, 2015, 2140, 2418, 2782, 2883, 3210, 3317, 3844, 4030, 4173, 4805, 4836, 5564, 5766, 6045, 6420, 6634, 6955, 8060, 8346, 9610, 9951, 11532, 12090, 12493, 13268, 13910, 14415, 16585, 16692, 19220, 19902, 20865, 24180, 24986, 27820, 28830, 33170, 37479, 39804, 41730, 43121, 49755, 49972, 57660, 62465, 66340, 74958, 83460, 86242, 99510, 102827, 124930, 129363, 149916, 172484, 187395, 199020, 205654, 215605, 249860, 258726, 308481, 374790, 411308, 431210, 514135, 517452, 616962, 646815, 749580, 862420, 1028270, 1233924, 1293630, 1336751, 1542405, 2056540, 2587260, 2673502, 3084810, 4010253, 5347004, 6169620, 6683755, 8020506, 13367510, 16041012, 20051265, 26735020, 40102530, 80205060]

約数ペア:

[(1, 80205060), (2, 40102530), (3, 26735020), (4, 20051265), (5, 16041012), (6, 13367510), (10, 8020506), (12, 6683755), (13, 6169620), (15, 5347004), (20, 4010253), (26, 3084810), (30, 2673502), (31, 2587260), (39, 2056540), (52, 1542405), (60, 1336751), (62, 1293630), (65, 1233924), (78, 1028270), (93, 862420), (107, 749580), (124, 646815), (130, 616962), (155, 517452), (156, 514135), (186, 431210), (195, 411308), (214, 374790), (260, 308481), (310, 258726), (321, 249860), (372, 215605), (390, 205654), (403, 199020), (428, 187395), (465, 172484), (535, 149916), (620, 129363), (642, 124930), (780, 102827), (806, 99510), (930, 86242), (961, 83460), (1070, 74958), (1209, 66340), (1284, 62465), (1391, 57660), (1605, 49972), (1612, 49755), (1860, 43121), (1922, 41730), (2015, 39804), (2140, 37479), (2418, 33170), (2782, 28830), (2883, 27820), (3210, 24986), (3317, 24180), (3844, 20865), (4030, 19902), (4173, 19220), (4805, 16692), (4836, 16585), (5564, 14415), (5766, 13910), (6045, 13268), (6420, 12493), (6634, 12090), (6955, 11532), (8060, 9951), (8346, 9610)]