1645320208

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{269}}^1\times {\mathrm{563}}^1$

素因数の和:944

約数の個数: 80

約数和(自身を含む): 3701013120

約数和(自身を除く): 2055692912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 194, 269, 388, 538, 563, 679, 776, 1076, 1126, 1358, 1552, 1883, 2152, 2252, 2716, 3766, 3941, 4304, 4504, 5432, 7532, 7882, 9008, 10864, 15064, 15764, 26093, 30128, 31528, 52186, 54611, 63056, 104372, 109222, 151447, 182651, 208744, 218444, 302894, 365302, 382277, 417488, 436888, 605788, 730604, 764554, 873776, 1060129, 1211576, 1461208, 1529108, 2120258, 2423152, 2922416, 3058216, 4240516, 6116432, 8481032, 14690359, 16962064, 29380718, 58761436, 102832513, 117522872, 205665026, 235045744, 411330052, 822660104, 1645320208]

約数ペア:

[(1, 1645320208), (2, 822660104), (4, 411330052), (7, 235045744), (8, 205665026), (14, 117522872), (16, 102832513), (28, 58761436), (56, 29380718), (97, 16962064), (112, 14690359), (194, 8481032), (269, 6116432), (388, 4240516), (538, 3058216), (563, 2922416), (679, 2423152), (776, 2120258), (1076, 1529108), (1126, 1461208), (1358, 1211576), (1552, 1060129), (1883, 873776), (2152, 764554), (2252, 730604), (2716, 605788), (3766, 436888), (3941, 417488), (4304, 382277), (4504, 365302), (5432, 302894), (7532, 218444), (7882, 208744), (9008, 182651), (10864, 151447), (15064, 109222), (15764, 104372), (26093, 63056), (30128, 54611), (31528, 52186)]