8639950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{683}}^1$

素因数の和:729

約数の個数: 48

約数和(自身を含む): 18320256

約数和(自身を除く): 9680306

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 46, 50, 55, 110, 115, 230, 253, 275, 506, 550, 575, 683, 1150, 1265, 1366, 2530, 3415, 6325, 6830, 7513, 12650, 15026, 15709, 17075, 31418, 34150, 37565, 75130, 78545, 157090, 172799, 187825, 345598, 375650, 392725, 785450, 863995, 1727990, 4319975, 8639950]

約数ペア:

[(1, 8639950), (2, 4319975), (5, 1727990), (10, 863995), (11, 785450), (22, 392725), (23, 375650), (25, 345598), (46, 187825), (50, 172799), (55, 157090), (110, 78545), (115, 75130), (230, 37565), (253, 34150), (275, 31418), (506, 17075), (550, 15709), (575, 15026), (683, 12650), (1150, 7513), (1265, 6830), (1366, 6325), (2530, 3415)]