68339900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{691}}^1$

素因数の和:771

約数の個数: 72

約数和(自身を含む): 158573184

約数和(自身を除く): 90233284

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 43, 46, 50, 86, 92, 100, 115, 172, 215, 230, 430, 460, 575, 691, 860, 989, 1075, 1150, 1382, 1978, 2150, 2300, 2764, 3455, 3956, 4300, 4945, 6910, 9890, 13820, 15893, 17275, 19780, 24725, 29713, 31786, 34550, 49450, 59426, 63572, 69100, 79465, 98900, 118852, 148565, 158930, 297130, 317860, 397325, 594260, 683399, 742825, 794650, 1366798, 1485650, 1589300, 2733596, 2971300, 3416995, 6833990, 13667980, 17084975, 34169950, 68339900]

約数ペア:

[(1, 68339900), (2, 34169950), (4, 17084975), (5, 13667980), (10, 6833990), (20, 3416995), (23, 2971300), (25, 2733596), (43, 1589300), (46, 1485650), (50, 1366798), (86, 794650), (92, 742825), (100, 683399), (115, 594260), (172, 397325), (215, 317860), (230, 297130), (430, 158930), (460, 148565), (575, 118852), (691, 98900), (860, 79465), (989, 69100), (1075, 63572), (1150, 59426), (1382, 49450), (1978, 34550), (2150, 31786), (2300, 29713), (2764, 24725), (3455, 19780), (3956, 17275), (4300, 15893), (4945, 13820), (6910, 9890)]