1668763168

素因数分解:

$2^5\times {\mathrm{97}}^1\times {\mathrm{421}}^1\times {\mathrm{1277}}^1$

素因数の和:1805

約数の個数: 48

約数和(自身を含む): 3329736984

約数和(自身を除く): 1660973816

約数列:

[1, 2, 4, 8, 16, 32, 97, 194, 388, 421, 776, 842, 1277, 1552, 1684, 2554, 3104, 3368, 5108, 6736, 10216, 13472, 20432, 40837, 40864, 81674, 123869, 163348, 247738, 326696, 495476, 537617, 653392, 990952, 1075234, 1306784, 1981904, 2150468, 3963808, 4300936, 8601872, 17203744, 52148849, 104297698, 208595396, 417190792, 834381584, 1668763168]

約数ペア:

[(1, 1668763168), (2, 834381584), (4, 417190792), (8, 208595396), (16, 104297698), (32, 52148849), (97, 17203744), (194, 8601872), (388, 4300936), (421, 3963808), (776, 2150468), (842, 1981904), (1277, 1306784), (1552, 1075234), (1684, 990952), (2554, 653392), (3104, 537617), (3368, 495476), (5108, 326696), (6736, 247738), (10216, 163348), (13472, 123869), (20432, 81674), (40837, 40864)]