90245008

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{661}}^1$

素因数の和:752

約数の個数: 80

約数和(自身を含む): 212772096

約数和(自身を除く): 122527088

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 53, 56, 92, 106, 112, 161, 184, 212, 322, 368, 371, 424, 644, 661, 742, 848, 1219, 1288, 1322, 1484, 2438, 2576, 2644, 2968, 4627, 4876, 5288, 5936, 8533, 9254, 9752, 10576, 15203, 17066, 18508, 19504, 30406, 34132, 35033, 37016, 60812, 68264, 70066, 74032, 106421, 121624, 136528, 140132, 212842, 243248, 245231, 280264, 425684, 490462, 560528, 805759, 851368, 980924, 1611518, 1702736, 1961848, 3223036, 3923696, 5640313, 6446072, 11280626, 12892144, 22561252, 45122504, 90245008]

約数ペア:

[(1, 90245008), (2, 45122504), (4, 22561252), (7, 12892144), (8, 11280626), (14, 6446072), (16, 5640313), (23, 3923696), (28, 3223036), (46, 1961848), (53, 1702736), (56, 1611518), (92, 980924), (106, 851368), (112, 805759), (161, 560528), (184, 490462), (212, 425684), (322, 280264), (368, 245231), (371, 243248), (424, 212842), (644, 140132), (661, 136528), (742, 121624), (848, 106421), (1219, 74032), (1288, 70066), (1322, 68264), (1484, 60812), (2438, 37016), (2576, 35033), (2644, 34132), (2968, 30406), (4627, 19504), (4876, 18508), (5288, 17066), (5936, 15203), (8533, 10576), (9254, 9752)]