71828120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2819}}^1$

素因数の和:2857

約数の個数: 96

約数和(自身を含む): 202532400

約数和(自身を除く): 130704280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 364, 392, 455, 490, 520, 637, 728, 910, 980, 1274, 1820, 1960, 2548, 2819, 3185, 3640, 5096, 5638, 6370, 11276, 12740, 14095, 19733, 22552, 25480, 28190, 36647, 39466, 56380, 73294, 78932, 98665, 112760, 138131, 146588, 157864, 183235, 197330, 256529, 276262, 293176, 366470, 394660, 513058, 552524, 690655, 732940, 789320, 1026116, 1105048, 1282645, 1381310, 1465880, 1795703, 2052232, 2565290, 2762620, 3591406, 5130580, 5525240, 7182812, 8978515, 10261160, 14365624, 17957030, 35914060, 71828120]

約数ペア:

[(1, 71828120), (2, 35914060), (4, 17957030), (5, 14365624), (7, 10261160), (8, 8978515), (10, 7182812), (13, 5525240), (14, 5130580), (20, 3591406), (26, 2762620), (28, 2565290), (35, 2052232), (40, 1795703), (49, 1465880), (52, 1381310), (56, 1282645), (65, 1105048), (70, 1026116), (91, 789320), (98, 732940), (104, 690655), (130, 552524), (140, 513058), (182, 394660), (196, 366470), (245, 293176), (260, 276262), (280, 256529), (364, 197330), (392, 183235), (455, 157864), (490, 146588), (520, 138131), (637, 112760), (728, 98665), (910, 78932), (980, 73294), (1274, 56380), (1820, 39466), (1960, 36647), (2548, 28190), (2819, 25480), (3185, 22552), (3640, 19733), (5096, 14095), (5638, 12740), (6370, 11276)]