857632688

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{521}}^1$

素因数の和:786

約数の個数: 80

約数和(自身を含む): 1864166400

約数和(自身を除く): 1006533712

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 47, 88, 94, 176, 188, 199, 376, 398, 517, 521, 752, 796, 1034, 1042, 1592, 2068, 2084, 2189, 3184, 4136, 4168, 4378, 5731, 8272, 8336, 8756, 9353, 11462, 17512, 18706, 22924, 24487, 35024, 37412, 45848, 48974, 74824, 91696, 97948, 102883, 103679, 149648, 195896, 205766, 207358, 269357, 391792, 411532, 414716, 538714, 823064, 829432, 1077428, 1140469, 1646128, 1658864, 2154856, 2280938, 4309712, 4561876, 4872913, 9123752, 9745826, 18247504, 19491652, 38983304, 53602043, 77966608, 107204086, 214408172, 428816344, 857632688]

約数ペア:

[(1, 857632688), (2, 428816344), (4, 214408172), (8, 107204086), (11, 77966608), (16, 53602043), (22, 38983304), (44, 19491652), (47, 18247504), (88, 9745826), (94, 9123752), (176, 4872913), (188, 4561876), (199, 4309712), (376, 2280938), (398, 2154856), (517, 1658864), (521, 1646128), (752, 1140469), (796, 1077428), (1034, 829432), (1042, 823064), (1592, 538714), (2068, 414716), (2084, 411532), (2189, 391792), (3184, 269357), (4136, 207358), (4168, 205766), (4378, 195896), (5731, 149648), (8272, 103679), (8336, 102883), (8756, 97948), (9353, 91696), (11462, 74824), (17512, 48974), (18706, 45848), (22924, 37412), (24487, 35024)]