201930745

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 258785280

約数和(自身を除く): 56854535

約数列:

[1, 5, 31, 59, 71, 155, 295, 311, 355, 1555, 1829, 2201, 4189, 9145, 9641, 11005, 18349, 20945, 22081, 48205, 91745, 110405, 129859, 568819, 649295, 684511, 1302779, 2844095, 3422555, 6513895, 40386149, 201930745]

約数ペア:

[(1, 201930745), (5, 40386149), (31, 6513895), (59, 3422555), (71, 2844095), (155, 1302779), (295, 684511), (311, 649295), (355, 568819), (1555, 129859), (1829, 110405), (2201, 91745), (4189, 48205), (9145, 22081), (9641, 20945), (11005, 18349)]