208049950

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{1601}}^1$

素因数の和:1749

約数の個数: 48

約数和(自身を含む): 407625696

約数和(自身を除く): 199575746

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 113, 115, 226, 230, 565, 575, 1130, 1150, 1601, 2599, 2825, 3202, 5198, 5650, 8005, 12995, 16010, 25990, 36823, 40025, 64975, 73646, 80050, 129950, 180913, 184115, 361826, 368230, 904565, 920575, 1809130, 1841150, 4160999, 4522825, 8321998, 9045650, 20804995, 41609990, 104024975, 208049950]

約数ペア:

[(1, 208049950), (2, 104024975), (5, 41609990), (10, 20804995), (23, 9045650), (25, 8321998), (46, 4522825), (50, 4160999), (113, 1841150), (115, 1809130), (226, 920575), (230, 904565), (565, 368230), (575, 361826), (1130, 184115), (1150, 180913), (1601, 129950), (2599, 80050), (2825, 73646), (3202, 64975), (5198, 40025), (5650, 36823), (8005, 25990), (12995, 16010)]