201957080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20441}}^1$

素因数の和:20484

約数の個数: 64

約数和(自身を含む): 515138400

約数和(自身を除く): 313181320

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 9880, 20441, 40882, 81764, 102205, 163528, 204410, 265733, 388379, 408820, 531466, 776758, 817640, 1062932, 1328665, 1553516, 1941895, 2125864, 2657330, 3107032, 3883790, 5048927, 5314660, 7767580, 10097854, 10629320, 15535160, 20195708, 25244635, 40391416, 50489270, 100978540, 201957080]

約数ペア:

[(1, 201957080), (2, 100978540), (4, 50489270), (5, 40391416), (8, 25244635), (10, 20195708), (13, 15535160), (19, 10629320), (20, 10097854), (26, 7767580), (38, 5314660), (40, 5048927), (52, 3883790), (65, 3107032), (76, 2657330), (95, 2125864), (104, 1941895), (130, 1553516), (152, 1328665), (190, 1062932), (247, 817640), (260, 776758), (380, 531466), (494, 408820), (520, 388379), (760, 265733), (988, 204410), (1235, 163528), (1976, 102205), (2470, 81764), (4940, 40882), (9880, 20441)]