8220804800

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{395231}}^1$

素因数の和:395266

約数の個数: 84

約数和(自身を含む): 21784397376

約数和(自身を除く): 13563592576

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 130, 160, 200, 208, 260, 320, 325, 400, 416, 520, 650, 800, 832, 1040, 1300, 1600, 2080, 2600, 4160, 5200, 10400, 20800, 395231, 790462, 1580924, 1976155, 3161848, 3952310, 5138003, 6323696, 7904620, 9880775, 10276006, 12647392, 15809240, 19761550, 20552012, 25294784, 25690015, 31618480, 39523100, 41104024, 51380030, 63236960, 79046200, 82208048, 102760060, 126473920, 128450075, 158092400, 164416096, 205520120, 256900150, 316184800, 328832192, 411040240, 513800300, 632369600, 822080480, 1027600600, 1644160960, 2055201200, 4110402400, 8220804800]

約数ペア:

[(1, 8220804800), (2, 4110402400), (4, 2055201200), (5, 1644160960), (8, 1027600600), (10, 822080480), (13, 632369600), (16, 513800300), (20, 411040240), (25, 328832192), (26, 316184800), (32, 256900150), (40, 205520120), (50, 164416096), (52, 158092400), (64, 128450075), (65, 126473920), (80, 102760060), (100, 82208048), (104, 79046200), (130, 63236960), (160, 51380030), (200, 41104024), (208, 39523100), (260, 31618480), (320, 25690015), (325, 25294784), (400, 20552012), (416, 19761550), (520, 15809240), (650, 12647392), (800, 10276006), (832, 9880775), (1040, 7904620), (1300, 6323696), (1600, 5138003), (2080, 3952310), (2600, 3161848), (4160, 1976155), (5200, 1580924), (10400, 790462), (20800, 395231)]