210003980290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1321}}^1\times {\mathrm{7789}}^1$

素因数の和:9287

約数の個数: 64

約数和(自身を含む): 410040298080

約数和(自身を除く): 200036317790

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 157, 314, 785, 1321, 1570, 2041, 2642, 4082, 6605, 7789, 10205, 13210, 15578, 17173, 20410, 34346, 38945, 77890, 85865, 101257, 171730, 202514, 207397, 414794, 506285, 1012570, 1036985, 1222873, 2073970, 2445746, 2696161, 5392322, 6114365, 10289269, 12228730, 13480805, 15897349, 20578538, 26961610, 31794698, 51446345, 79486745, 102892690, 133760497, 158973490, 267520994, 668802485, 1337604970, 1615415233, 3230830466, 8077076165, 16154152330, 21000398029, 42000796058, 105001990145, 210003980290]

約数ペア:

[(1, 210003980290), (2, 105001990145), (5, 42000796058), (10, 21000398029), (13, 16154152330), (26, 8077076165), (65, 3230830466), (130, 1615415233), (157, 1337604970), (314, 668802485), (785, 267520994), (1321, 158973490), (1570, 133760497), (2041, 102892690), (2642, 79486745), (4082, 51446345), (6605, 31794698), (7789, 26961610), (10205, 20578538), (13210, 15897349), (15578, 13480805), (17173, 12228730), (20410, 10289269), (34346, 6114365), (38945, 5392322), (77890, 2696161), (85865, 2445746), (101257, 2073970), (171730, 1222873), (202514, 1036985), (207397, 1012570), (414794, 506285)]