81906156300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{1409}}^1\times {\mathrm{5237}}^1$

素因数の和:6700

約数の個数: 144

約数和(自身を含む): 243605970720

約数和(自身を除く): 161699814420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 37, 50, 60, 74, 75, 100, 111, 148, 150, 185, 222, 300, 370, 444, 555, 740, 925, 1110, 1409, 1850, 2220, 2775, 2818, 3700, 4227, 5237, 5550, 5636, 7045, 8454, 10474, 11100, 14090, 15711, 16908, 20948, 21135, 26185, 28180, 31422, 35225, 42270, 52133, 52370, 62844, 70450, 78555, 84540, 104266, 104740, 105675, 130925, 140900, 156399, 157110, 193769, 208532, 211350, 260665, 261850, 312798, 314220, 387538, 392775, 422700, 521330, 523700, 581307, 625596, 775076, 781995, 785550, 968845, 1042660, 1162614, 1303325, 1563990, 1571100, 1937690, 2325228, 2606650, 2906535, 3127980, 3875380, 3909975, 4844225, 5213300, 5813070, 7378933, 7819950, 9688450, 11626140, 14532675, 14757866, 15639900, 19376900, 22136799, 29065350, 29515732, 36894665, 44273598, 58130700, 73789330, 88547196, 110683995, 147578660, 184473325, 221367990, 273020521, 368946650, 442735980, 546041042, 553419975, 737893300, 819061563, 1092082084, 1106839950, 1365102605, 1638123126, 2213679900, 2730205210, 3276246252, 4095307815, 5460410420, 6825513025, 8190615630, 13651026050, 16381231260, 20476539075, 27302052100, 40953078150, 81906156300]

約数ペア:

[(1, 81906156300), (2, 40953078150), (3, 27302052100), (4, 20476539075), (5, 16381231260), (6, 13651026050), (10, 8190615630), (12, 6825513025), (15, 5460410420), (20, 4095307815), (25, 3276246252), (30, 2730205210), (37, 2213679900), (50, 1638123126), (60, 1365102605), (74, 1106839950), (75, 1092082084), (100, 819061563), (111, 737893300), (148, 553419975), (150, 546041042), (185, 442735980), (222, 368946650), (300, 273020521), (370, 221367990), (444, 184473325), (555, 147578660), (740, 110683995), (925, 88547196), (1110, 73789330), (1409, 58130700), (1850, 44273598), (2220, 36894665), (2775, 29515732), (2818, 29065350), (3700, 22136799), (4227, 19376900), (5237, 15639900), (5550, 14757866), (5636, 14532675), (7045, 11626140), (8454, 9688450), (10474, 7819950), (11100, 7378933), (14090, 5813070), (15711, 5213300), (16908, 4844225), (20948, 3909975), (21135, 3875380), (26185, 3127980), (28180, 2906535), (31422, 2606650), (35225, 2325228), (42270, 1937690), (52133, 1571100), (52370, 1563990), (62844, 1303325), (70450, 1162614), (78555, 1042660), (84540, 968845), (104266, 785550), (104740, 781995), (105675, 775076), (130925, 625596), (140900, 581307), (156399, 523700), (157110, 521330), (193769, 422700), (208532, 392775), (211350, 387538), (260665, 314220), (261850, 312798)]